Home / 15,323,717.34-21,146,723.10-8,797,767.66

Finding the Fourth Proportional to 15,323,717.34, 21,146,723.10 and 8,797,767.66

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Solution

The fourth proportional to 15,323,717.34, 21,146,723.10 and 8,797,767.66 is: 12,140,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,323,717.34 : 21,146,723.10 = 8,797,767.66 : x
  2. Step 2: Convert to fraction form
    15,323,717.34/21,146,723.10 = 8,797,767.66/x
  3. Step 3: Cross multiply
    15,323,717.34x = 21,146,723.10 × 8,797,767.66
  4. Step 4: Simplify right side
    15,323,717.34x = 186,043,956,604,154.97
  5. Step 5: Solve for x
    x = 186,043,956,604,154.97/15,323,717.34
  6. Step 6: Final answer
    x = 12,140,915.45

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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.