Home / 57,744,999.68-86,589,155.96-28,565,124.40

Finding the Fourth Proportional to 57,744,999.68, 86,589,155.96 and 28,565,124.40

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Solution

The fourth proportional to 57,744,999.68, 86,589,155.96 and 28,565,124.40 is: 42,833,665.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,744,999.68 : 86,589,155.96 = 28,565,124.40 : x
  2. Step 2: Convert to fraction form
    57,744,999.68/86,589,155.96 = 28,565,124.40/x
  3. Step 3: Cross multiply
    57,744,999.68x = 86,589,155.96 × 28,565,124.40
  4. Step 4: Simplify right side
    57,744,999.68x = 2,473,430,011,688,401
  5. Step 5: Solve for x
    x = 2,473,430,011,688,401/57,744,999.68
  6. Step 6: Final answer
    x = 42,833,665.69

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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.