Home / 13,122,002.10-19,683,003.15-4,146,554.10

Finding the Fourth Proportional to 13,122,002.10, 19,683,003.15 and 4,146,554.10

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Solution

The fourth proportional to 13,122,002.10, 19,683,003.15 and 4,146,554.10 is: 6,219,831.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,002.10 : 19,683,003.15 = 4,146,554.10 : x
  2. Step 2: Convert to fraction form
    13,122,002.10/19,683,003.15 = 4,146,554.10/x
  3. Step 3: Cross multiply
    13,122,002.10x = 19,683,003.15 × 4,146,554.10
  4. Step 4: Simplify right side
    13,122,002.10x = 81,616,637,411,945.41
  5. Step 5: Solve for x
    x = 81,616,637,411,945.41/13,122,002.10
  6. Step 6: Final answer
    x = 6,219,831.15

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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.