Home / 52,070,472.54-78,118,712.65-36,747,689.12

Finding the Fourth Proportional to 52,070,472.54, 78,118,712.65 and 36,747,689.12

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Solution

The fourth proportional to 52,070,472.54, 78,118,712.65 and 36,747,689.12 is: 55,130,710.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,070,472.54 : 78,118,712.65 = 36,747,689.12 : x
  2. Step 2: Convert to fraction form
    52,070,472.54/78,118,712.65 = 36,747,689.12/x
  3. Step 3: Cross multiply
    52,070,472.54x = 78,118,712.65 × 36,747,689.12
  4. Step 4: Simplify right side
    52,070,472.54x = 2,870,682,166,916,811.50
  5. Step 5: Solve for x
    x = 2,870,682,166,916,811.50/52,070,472.54
  6. Step 6: Final answer
    x = 55,130,710.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.