Home / 45,472,061.40-68,208,092.10-13,125,019.20

Finding the Fourth Proportional to 45,472,061.40, 68,208,092.10 and 13,125,019.20

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Solution

The fourth proportional to 45,472,061.40, 68,208,092.10 and 13,125,019.20 is: 19,687,528.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,472,061.40 : 68,208,092.10 = 13,125,019.20 : x
  2. Step 2: Convert to fraction form
    45,472,061.40/68,208,092.10 = 13,125,019.20/x
  3. Step 3: Cross multiply
    45,472,061.40x = 68,208,092.10 × 13,125,019.20
  4. Step 4: Simplify right side
    45,472,061.40x = 895,232,518,407,868.25
  5. Step 5: Solve for x
    x = 895,232,518,407,868.25/45,472,061.40
  6. Step 6: Final answer
    x = 19,687,528.80

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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.