Home / 15,323,726.34-21,146,735.61-8,797,776.66

Finding the Fourth Proportional to 15,323,726.34, 21,146,735.61 and 8,797,776.66

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Solution

The fourth proportional to 15,323,726.34, 21,146,735.61 and 8,797,776.66 is: 12,140,927.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,323,726.34 : 21,146,735.61 = 8,797,776.66 : x
  2. Step 2: Convert to fraction form
    15,323,726.34/21,146,735.61 = 8,797,776.66/x
  3. Step 3: Cross multiply
    15,323,726.34x = 21,146,735.61 × 8,797,776.66
  4. Step 4: Simplify right side
    15,323,726.34x = 186,044,256,984,848.88
  5. Step 5: Solve for x
    x = 186,044,256,984,848.88/15,323,726.34
  6. Step 6: Final answer
    x = 12,140,927.92

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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.