Home / 15,965,415.60-23,948,123.40-12,776,769.60

Finding the Fourth Proportional to 15,965,415.60, 23,948,123.40 and 12,776,769.60

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Solution

The fourth proportional to 15,965,415.60, 23,948,123.40 and 12,776,769.60 is: 19,165,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965,415.60 : 23,948,123.40 = 12,776,769.60 : x
  2. Step 2: Convert to fraction form
    15,965,415.60/23,948,123.40 = 12,776,769.60/x
  3. Step 3: Cross multiply
    15,965,415.60x = 23,948,123.40 × 12,776,769.60
  4. Step 4: Simplify right side
    15,965,415.60x = 305,979,655,034,168.62
  5. Step 5: Solve for x
    x = 305,979,655,034,168.62/15,965,415.60
  6. Step 6: Final answer
    x = 19,165,154.40

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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.