Home / 72,581,205.60-108,871,808.40-24,712,149.60

Finding the Fourth Proportional to 72,581,205.60, 108,871,808.40 and 24,712,149.60

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Solution

The fourth proportional to 72,581,205.60, 108,871,808.40 and 24,712,149.60 is: 37,068,224.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,581,205.60 : 108,871,808.40 = 24,712,149.60 : x
  2. Step 2: Convert to fraction form
    72,581,205.60/108,871,808.40 = 24,712,149.60/x
  3. Step 3: Cross multiply
    72,581,205.60x = 108,871,808.40 × 24,712,149.60
  4. Step 4: Simplify right side
    72,581,205.60x = 2,690,456,416,403,337
  5. Step 5: Solve for x
    x = 2,690,456,416,403,337/72,581,205.60
  6. Step 6: Final answer
    x = 37,068,224.40

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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.