Home / 13,564,402.40-20,346,275.55-8,168,964.05

Finding the Fourth Proportional to 13,564,402.40, 20,346,275.55 and 8,168,964.05

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Solution

The fourth proportional to 13,564,402.40, 20,346,275.55 and 8,168,964.05 is: 12,253,248.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,564,402.40 : 20,346,275.55 = 8,168,964.05 : x
  2. Step 2: Convert to fraction form
    13,564,402.40/20,346,275.55 = 8,168,964.05/x
  3. Step 3: Cross multiply
    13,564,402.40x = 20,346,275.55 × 8,168,964.05
  4. Step 4: Simplify right side
    13,564,402.40x = 166,207,993,519,343.97
  5. Step 5: Solve for x
    x = 166,207,993,519,343.97/13,564,402.40
  6. Step 6: Final answer
    x = 12,253,248.51

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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.