Home / 15,807,110.38-21,813,848.84-8,838,036.30

Finding the Fourth Proportional to 15,807,110.38, 21,813,848.84 and 8,838,036.30

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Solution

The fourth proportional to 15,807,110.38, 21,813,848.84 and 8,838,036.30 is: 12,196,510.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,807,110.38 : 21,813,848.84 = 8,838,036.30 : x
  2. Step 2: Convert to fraction form
    15,807,110.38/21,813,848.84 = 8,838,036.30/x
  3. Step 3: Cross multiply
    15,807,110.38x = 21,813,848.84 × 8,838,036.30
  4. Step 4: Simplify right side
    15,807,110.38x = 192,791,587,890,632.91
  5. Step 5: Solve for x
    x = 192,791,587,890,632.91/15,807,110.38
  6. Step 6: Final answer
    x = 12,196,510.51

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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.