Home / 52,490,175.28-72,440,550.35-28,973,381.64

Finding the Fourth Proportional to 52,490,175.28, 72,440,550.35 and 28,973,381.64

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Solution

The fourth proportional to 52,490,175.28, 72,440,550.35 and 28,973,381.64 is: 39,985,534.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,490,175.28 : 72,440,550.35 = 28,973,381.64 : x
  2. Step 2: Convert to fraction form
    52,490,175.28/72,440,550.35 = 28,973,381.64/x
  3. Step 3: Cross multiply
    52,490,175.28x = 72,440,550.35 × 28,973,381.64
  4. Step 4: Simplify right side
    52,490,175.28x = 2,098,847,711,502,185.50
  5. Step 5: Solve for x
    x = 2,098,847,711,502,185.50/52,490,175.28
  6. Step 6: Final answer
    x = 39,985,534.44

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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.