Home / 9,720,061.60-14,580,092.40-2,987,600.80

Finding the Fourth Proportional to 9,720,061.60, 14,580,092.40 and 2,987,600.80

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Solution

The fourth proportional to 9,720,061.60, 14,580,092.40 and 2,987,600.80 is: 4,481,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,720,061.60 : 14,580,092.40 = 2,987,600.80 : x
  2. Step 2: Convert to fraction form
    9,720,061.60/14,580,092.40 = 2,987,600.80/x
  3. Step 3: Cross multiply
    9,720,061.60x = 14,580,092.40 × 2,987,600.80
  4. Step 4: Simplify right side
    9,720,061.60x = 43,559,495,718,313.92
  5. Step 5: Solve for x
    x = 43,559,495,718,313.92/9,720,061.60
  6. Step 6: Final answer
    x = 4,481,401.20

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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.