Home / 31,547,794.60-47,342,687.10-17,900,914.60

Finding the Fourth Proportional to 31,547,794.60, 47,342,687.10 and 17,900,914.60

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Solution

The fourth proportional to 31,547,794.60, 47,342,687.10 and 17,900,914.60 is: 26,863,285.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,547,794.60 : 47,342,687.10 = 17,900,914.60 : x
  2. Step 2: Convert to fraction form
    31,547,794.60/47,342,687.10 = 17,900,914.60/x
  3. Step 3: Cross multiply
    31,547,794.60x = 47,342,687.10 × 17,900,914.60
  4. Step 4: Simplify right side
    31,547,794.60x = 847,477,398,711,621.75
  5. Step 5: Solve for x
    x = 847,477,398,711,621.75/31,547,794.60
  6. Step 6: Final answer
    x = 26,863,285.04

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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.