Home / 12,096,927.45-18,145,391.13-7,044,695.01

Finding the Fourth Proportional to 12,096,927.45, 18,145,391.13 and 7,044,695.01

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Solution

The fourth proportional to 12,096,927.45, 18,145,391.13 and 7,044,695.01 is: 10,567,042.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,927.45 : 18,145,391.13 = 7,044,695.01 : x
  2. Step 2: Convert to fraction form
    12,096,927.45/18,145,391.13 = 7,044,695.01/x
  3. Step 3: Cross multiply
    12,096,927.45x = 18,145,391.13 × 7,044,695.01
  4. Step 4: Simplify right side
    12,096,927.45x = 127,828,746,348,009.25
  5. Step 5: Solve for x
    x = 127,828,746,348,009.25/12,096,927.45
  6. Step 6: Final answer
    x = 10,567,042.49

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.