Home / 10,316,763.60-15,438,403.80-8,983,568.40

Finding the Fourth Proportional to 10,316,763.60, 15,438,403.80 and 8,983,568.40

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Solution

The fourth proportional to 10,316,763.60, 15,438,403.80 and 8,983,568.40 is: 13,443,358.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316,763.60 : 15,438,403.80 = 8,983,568.40 : x
  2. Step 2: Convert to fraction form
    10,316,763.60/15,438,403.80 = 8,983,568.40/x
  3. Step 3: Cross multiply
    10,316,763.60x = 15,438,403.80 × 8,983,568.40
  4. Step 4: Simplify right side
    10,316,763.60x = 138,691,956,524,119.94
  5. Step 5: Solve for x
    x = 138,691,956,524,119.94/10,316,763.60
  6. Step 6: Final answer
    x = 13,443,358.97

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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.