Home / 10,316,588.60-15,438,141.30-8,983,393.40

Finding the Fourth Proportional to 10,316,588.60, 15,438,141.30 and 8,983,393.40

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Solution

The fourth proportional to 10,316,588.60, 15,438,141.30 and 8,983,393.40 is: 13,443,096.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316,588.60 : 15,438,141.30 = 8,983,393.40 : x
  2. Step 2: Convert to fraction form
    10,316,588.60/15,438,141.30 = 8,983,393.40/x
  3. Step 3: Cross multiply
    10,316,588.60x = 15,438,141.30 × 8,983,393.40
  4. Step 4: Simplify right side
    10,316,588.60x = 138,686,896,662,687.44
  5. Step 5: Solve for x
    x = 138,686,896,662,687.44/10,316,588.60
  6. Step 6: Final answer
    x = 13,443,096.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.