Home / 9,304,348.42-12,840,008.14-5,174,289.44

Finding the Fourth Proportional to 9,304,348.42, 12,840,008.14 and 5,174,289.44

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Solution

The fourth proportional to 9,304,348.42, 12,840,008.14 and 5,174,289.44 is: 7,140,523.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,304,348.42 : 12,840,008.14 = 5,174,289.44 : x
  2. Step 2: Convert to fraction form
    9,304,348.42/12,840,008.14 = 5,174,289.44/x
  3. Step 3: Cross multiply
    9,304,348.42x = 12,840,008.14 × 5,174,289.44
  4. Step 4: Simplify right side
    9,304,348.42x = 66,437,918,518,733.89
  5. Step 5: Solve for x
    x = 66,437,918,518,733.89/9,304,348.42
  6. Step 6: Final answer
    x = 7,140,523.50

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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.