Home / 15,654,537.18-21,604,283.10-9,039,404.70

Finding the Fourth Proportional to 15,654,537.18, 21,604,283.10 and 9,039,404.70

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Solution

The fourth proportional to 15,654,537.18, 21,604,283.10 and 9,039,404.70 is: 12,474,968.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,654,537.18 : 21,604,283.10 = 9,039,404.70 : x
  2. Step 2: Convert to fraction form
    15,654,537.18/21,604,283.10 = 9,039,404.70/x
  3. Step 3: Cross multiply
    15,654,537.18x = 21,604,283.10 × 9,039,404.70
  4. Step 4: Simplify right side
    15,654,537.18x = 195,289,858,194,270.56
  5. Step 5: Solve for x
    x = 195,289,858,194,270.56/15,654,537.18
  6. Step 6: Final answer
    x = 12,474,968.50

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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.