Home / 15,710,445.16-21,680,544.18-8,834,867.08

Finding the Fourth Proportional to 15,710,445.16, 21,680,544.18 and 8,834,867.08

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Solution

The fourth proportional to 15,710,445.16, 21,680,544.18 and 8,834,867.08 is: 12,192,189.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,710,445.16 : 21,680,544.18 = 8,834,867.08 : x
  2. Step 2: Convert to fraction form
    15,710,445.16/21,680,544.18 = 8,834,867.08/x
  3. Step 3: Cross multiply
    15,710,445.16x = 21,680,544.18 × 8,834,867.08
  4. Step 4: Simplify right side
    15,710,445.16x = 191,544,726,052,367.59
  5. Step 5: Solve for x
    x = 191,544,726,052,367.59/15,710,445.16
  6. Step 6: Final answer
    x = 12,192,189.60

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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.