Home / 9,798,320.12-13,521,050.96-5,447,294.55

Finding the Fourth Proportional to 9,798,320.12, 13,521,050.96 and 5,447,294.55

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Solution

The fourth proportional to 9,798,320.12, 13,521,050.96 and 5,447,294.55 is: 7,516,915.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,798,320.12 : 13,521,050.96 = 5,447,294.55 : x
  2. Step 2: Convert to fraction form
    9,798,320.12/13,521,050.96 = 5,447,294.55/x
  3. Step 3: Cross multiply
    9,798,320.12x = 13,521,050.96 × 5,447,294.55
  4. Step 4: Simplify right side
    9,798,320.12x = 73,653,147,177,443.80
  5. Step 5: Solve for x
    x = 73,653,147,177,443.80/9,798,320.12
  6. Step 6: Final answer
    x = 7,516,915.79

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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.