Home / 31,592,511.20-47,388,766.80-26,207,242.40

Finding the Fourth Proportional to 31,592,511.20, 47,388,766.80 and 26,207,242.40

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Solution

The fourth proportional to 31,592,511.20, 47,388,766.80 and 26,207,242.40 is: 39,310,863.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,592,511.20 : 47,388,766.80 = 26,207,242.40 : x
  2. Step 2: Convert to fraction form
    31,592,511.20/47,388,766.80 = 26,207,242.40/x
  3. Step 3: Cross multiply
    31,592,511.20x = 47,388,766.80 × 26,207,242.40
  4. Step 4: Simplify right side
    31,592,511.20x = 1,241,928,898,564,672.25
  5. Step 5: Solve for x
    x = 1,241,928,898,564,672.25/31,592,511.20
  6. Step 6: Final answer
    x = 39,310,863.60

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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.