Home / 15,587,489.28-21,510,058.86-8,522,953.32

Finding the Fourth Proportional to 15,587,489.28, 21,510,058.86 and 8,522,953.32

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Solution

The fourth proportional to 15,587,489.28, 21,510,058.86 and 8,522,953.32 is: 11,761,305.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,587,489.28 : 21,510,058.86 = 8,522,953.32 : x
  2. Step 2: Convert to fraction form
    15,587,489.28/21,510,058.86 = 8,522,953.32/x
  3. Step 3: Cross multiply
    15,587,489.28x = 21,510,058.86 × 8,522,953.32
  4. Step 4: Simplify right side
    15,587,489.28x = 183,329,227,574,232.41
  5. Step 5: Solve for x
    x = 183,329,227,574,232.41/15,587,489.28
  6. Step 6: Final answer
    x = 11,761,305.77

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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.