Home / 52,354,117.27-78,429,012.04-40,785,416.09

Finding the Fourth Proportional to 52,354,117.27, 78,429,012.04 and 40,785,416.09

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Solution

The fourth proportional to 52,354,117.27, 78,429,012.04 and 40,785,416.09 is: 61,098,535.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,354,117.27 : 78,429,012.04 = 40,785,416.09 : x
  2. Step 2: Convert to fraction form
    52,354,117.27/78,429,012.04 = 40,785,416.09/x
  3. Step 3: Cross multiply
    52,354,117.27x = 78,429,012.04 × 40,785,416.09
  4. Step 4: Simplify right side
    52,354,117.27x = 3,198,759,889,084,911
  5. Step 5: Solve for x
    x = 3,198,759,889,084,911/52,354,117.27
  6. Step 6: Final answer
    x = 61,098,535.43

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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.