Home / 42,346,156.68-63,522,271.07-17,729,311.32

Finding the Fourth Proportional to 42,346,156.68, 63,522,271.07 and 17,729,311.32

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Solution

The fourth proportional to 42,346,156.68, 63,522,271.07 and 17,729,311.32 is: 26,595,238.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,346,156.68 : 63,522,271.07 = 17,729,311.32 : x
  2. Step 2: Convert to fraction form
    42,346,156.68/63,522,271.07 = 17,729,311.32/x
  3. Step 3: Cross multiply
    42,346,156.68x = 63,522,271.07 × 17,729,311.32
  4. Step 4: Simplify right side
    42,346,156.68x = 1,126,206,119,553,459.50
  5. Step 5: Solve for x
    x = 1,126,206,119,553,459.50/42,346,156.68
  6. Step 6: Final answer
    x = 26,595,238.10

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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.