Home / 15,234,441.08-21,023,528.92-8,708,211.92

Finding the Fourth Proportional to 15,234,441.08, 21,023,528.92 and 8,708,211.92

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Solution

The fourth proportional to 15,234,441.08, 21,023,528.92 and 8,708,211.92 is: 12,017,332.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234,441.08 : 21,023,528.92 = 8,708,211.92 : x
  2. Step 2: Convert to fraction form
    15,234,441.08/21,023,528.92 = 8,708,211.92/x
  3. Step 3: Cross multiply
    15,234,441.08x = 21,023,528.92 × 8,708,211.92
  4. Step 4: Simplify right side
    15,234,441.08x = 183,077,345,014,720.53
  5. Step 5: Solve for x
    x = 183,077,345,014,720.53/15,234,441.08
  6. Step 6: Final answer
    x = 12,017,332.58

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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.