Home / 15,586,374.24-21,509,227.62-8,710,856.10

Finding the Fourth Proportional to 15,586,374.24, 21,509,227.62 and 8,710,856.10

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Solution

The fourth proportional to 15,586,374.24, 21,509,227.62 and 8,710,856.10 is: 12,020,998.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,586,374.24 : 21,509,227.62 = 8,710,856.10 : x
  2. Step 2: Convert to fraction form
    15,586,374.24/21,509,227.62 = 8,710,856.10/x
  3. Step 3: Cross multiply
    15,586,374.24x = 21,509,227.62 × 8,710,856.10
  4. Step 4: Simplify right side
    15,586,374.24x = 187,363,786,619,965.47
  5. Step 5: Solve for x
    x = 187,363,786,619,965.47/15,586,374.24
  6. Step 6: Final answer
    x = 12,020,998.84

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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.