Home / 52,490,176.53-72,440,552.07-28,973,382.89

Finding the Fourth Proportional to 52,490,176.53, 72,440,552.07 and 28,973,382.89

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Solution

The fourth proportional to 52,490,176.53, 72,440,552.07 and 28,973,382.89 is: 39,985,536.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,490,176.53 : 72,440,552.07 = 28,973,382.89 : x
  2. Step 2: Convert to fraction form
    52,490,176.53/72,440,552.07 = 28,973,382.89/x
  3. Step 3: Cross multiply
    52,490,176.53x = 72,440,552.07 × 28,973,382.89
  4. Step 4: Simplify right side
    52,490,176.53x = 2,098,847,851,524,889.25
  5. Step 5: Solve for x
    x = 2,098,847,851,524,889.25/52,490,176.53
  6. Step 6: Final answer
    x = 39,985,536.16

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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.