Home / 52,400,374.13-72,313,006.15-28,879,750.46

Finding the Fourth Proportional to 52,400,374.13, 72,313,006.15 and 28,879,750.46

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Solution

The fourth proportional to 52,400,374.13, 72,313,006.15 and 28,879,750.46 is: 39,854,325.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,400,374.13 : 72,313,006.15 = 28,879,750.46 : x
  2. Step 2: Convert to fraction form
    52,400,374.13/72,313,006.15 = 28,879,750.46/x
  3. Step 3: Cross multiply
    52,400,374.13x = 72,313,006.15 × 28,879,750.46
  4. Step 4: Simplify right side
    52,400,374.13x = 2,088,381,572,624,445.50
  5. Step 5: Solve for x
    x = 2,088,381,572,624,445.50/52,400,374.13
  6. Step 6: Final answer
    x = 39,854,325.61

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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.