Home / 9,221,505.30-13,832,257.95-4,428,038.70

Finding the Fourth Proportional to 9,221,505.30, 13,832,257.95 and 4,428,038.70

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Solution

The fourth proportional to 9,221,505.30, 13,832,257.95 and 4,428,038.70 is: 6,642,058.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,221,505.30 : 13,832,257.95 = 4,428,038.70 : x
  2. Step 2: Convert to fraction form
    9,221,505.30/13,832,257.95 = 4,428,038.70/x
  3. Step 3: Cross multiply
    9,221,505.30x = 13,832,257.95 × 4,428,038.70
  4. Step 4: Simplify right side
    9,221,505.30x = 61,249,773,510,982.66
  5. Step 5: Solve for x
    x = 61,249,773,510,982.66/9,221,505.30
  6. Step 6: Final answer
    x = 6,642,058.05

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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.