Home / 34,085,033.52-47,038,506.98-20,158,326.87

Finding the Fourth Proportional to 34,085,033.52, 47,038,506.98 and 20,158,326.87

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Solution

The fourth proportional to 34,085,033.52, 47,038,506.98 and 20,158,326.87 is: 27,819,177.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,085,033.52 : 47,038,506.98 = 20,158,326.87 : x
  2. Step 2: Convert to fraction form
    34,085,033.52/47,038,506.98 = 20,158,326.87/x
  3. Step 3: Cross multiply
    34,085,033.52x = 47,038,506.98 × 20,158,326.87
  4. Step 4: Simplify right side
    34,085,033.52x = 948,217,598,902,430.62
  5. Step 5: Solve for x
    x = 948,217,598,902,430.62/34,085,033.52
  6. Step 6: Final answer
    x = 27,819,177.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.