Home / 52,332,762.91-72,217,892.81-28,811,064.88

Finding the Fourth Proportional to 52,332,762.91, 72,217,892.81 and 28,811,064.88

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Solution

The fourth proportional to 52,332,762.91, 72,217,892.81 and 28,811,064.88 is: 39,758,542.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,332,762.91 : 72,217,892.81 = 28,811,064.88 : x
  2. Step 2: Convert to fraction form
    52,332,762.91/72,217,892.81 = 28,811,064.88/x
  3. Step 3: Cross multiply
    52,332,762.91x = 72,217,892.81 × 28,811,064.88
  4. Step 4: Simplify right side
    52,332,762.91x = 2,080,674,395,113,669.25
  5. Step 5: Solve for x
    x = 2,080,674,395,113,669.25/52,332,762.91
  6. Step 6: Final answer
    x = 39,758,542.82

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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.