Home / 52,689,337.71-72,712,146.88-28,846,567.13

Finding the Fourth Proportional to 52,689,337.71, 72,712,146.88 and 28,846,567.13

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Solution

The fourth proportional to 52,689,337.71, 72,712,146.88 and 28,846,567.13 is: 39,808,733.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,689,337.71 : 72,712,146.88 = 28,846,567.13 : x
  2. Step 2: Convert to fraction form
    52,689,337.71/72,712,146.88 = 28,846,567.13/x
  3. Step 3: Cross multiply
    52,689,337.71x = 72,712,146.88 × 28,846,567.13
  4. Step 4: Simplify right side
    52,689,337.71x = 2,097,495,825,803,925.50
  5. Step 5: Solve for x
    x = 2,097,495,825,803,925.50/52,689,337.71
  6. Step 6: Final answer
    x = 39,808,733.93

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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.