Home / 67,006,023.60-100,509,035.40-28,671,412.80

Finding the Fourth Proportional to 67,006,023.60, 100,509,035.40 and 28,671,412.80

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Solution

The fourth proportional to 67,006,023.60, 100,509,035.40 and 28,671,412.80 is: 43,007,119.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,006,023.60 : 100,509,035.40 = 28,671,412.80 : x
  2. Step 2: Convert to fraction form
    67,006,023.60/100,509,035.40 = 28,671,412.80/x
  3. Step 3: Cross multiply
    67,006,023.60x = 100,509,035.40 × 28,671,412.80
  4. Step 4: Simplify right side
    67,006,023.60x = 2,881,736,044,083,213.50
  5. Step 5: Solve for x
    x = 2,881,736,044,083,213.50/67,006,023.60
  6. Step 6: Final answer
    x = 43,007,119.20

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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.