Home / 15,710,836.38-21,680,614.35-9,095,703.81

Finding the Fourth Proportional to 15,710,836.38, 21,680,614.35 and 9,095,703.81

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Solution

The fourth proportional to 15,710,836.38, 21,680,614.35 and 9,095,703.81 is: 12,551,874.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,710,836.38 : 21,680,614.35 = 9,095,703.81 : x
  2. Step 2: Convert to fraction form
    15,710,836.38/21,680,614.35 = 9,095,703.81/x
  3. Step 3: Cross multiply
    15,710,836.38x = 21,680,614.35 × 9,095,703.81
  4. Step 4: Simplify right side
    15,710,836.38x = 197,200,446,546,435.69
  5. Step 5: Solve for x
    x = 197,200,446,546,435.69/15,710,836.38
  6. Step 6: Final answer
    x = 12,551,874.50

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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.