Home / 67,772,139.40-93,527,616.90-41,681,987.56

Finding the Fourth Proportional to 67,772,139.40, 93,527,616.90 and 41,681,987.56

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Solution

The fourth proportional to 67,772,139.40, 93,527,616.90 and 41,681,987.56 is: 57,522,412.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,772,139.40 : 93,527,616.90 = 41,681,987.56 : x
  2. Step 2: Convert to fraction form
    67,772,139.40/93,527,616.90 = 41,681,987.56/x
  3. Step 3: Cross multiply
    67,772,139.40x = 93,527,616.90 × 41,681,987.56
  4. Step 4: Simplify right side
    67,772,139.40x = 3,898,416,964,142,246
  5. Step 5: Solve for x
    x = 3,898,416,964,142,246/67,772,139.40
  6. Step 6: Final answer
    x = 57,522,412.58

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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.