Home / 52,689,363.18-72,712,182.14-28,846,592.64

Finding the Fourth Proportional to 52,689,363.18, 72,712,182.14 and 28,846,592.64

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Solution

The fourth proportional to 52,689,363.18, 72,712,182.14 and 28,846,592.64 is: 39,808,769.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,689,363.18 : 72,712,182.14 = 28,846,592.64 : x
  2. Step 2: Convert to fraction form
    52,689,363.18/72,712,182.14 = 28,846,592.64/x
  3. Step 3: Cross multiply
    52,689,363.18x = 72,712,182.14 × 28,846,592.64
  4. Step 4: Simplify right side
    52,689,363.18x = 2,097,498,698,158,063.50
  5. Step 5: Solve for x
    x = 2,097,498,698,158,063.50/52,689,363.18
  6. Step 6: Final answer
    x = 39,808,769.20

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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.