Home / 10,261,454.16-14,160,588.45-5,615,220.66

Finding the Fourth Proportional to 10,261,454.16, 14,160,588.45 and 5,615,220.66

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Solution

The fourth proportional to 10,261,454.16, 14,160,588.45 and 5,615,220.66 is: 7,748,885.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261,454.16 : 14,160,588.45 = 5,615,220.66 : x
  2. Step 2: Convert to fraction form
    10,261,454.16/14,160,588.45 = 5,615,220.66/x
  3. Step 3: Cross multiply
    10,261,454.16x = 14,160,588.45 × 5,615,220.66
  4. Step 4: Simplify right side
    10,261,454.16x = 79,514,828,822,197.38
  5. Step 5: Solve for x
    x = 79,514,828,822,197.38/10,261,454.16
  6. Step 6: Final answer
    x = 7,748,885.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.