Home / 6,998,960.25-9,658,565.28-3,779,696.25

Finding the Fourth Proportional to 6,998,960.25, 9,658,565.28 and 3,779,696.25

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Solution

The fourth proportional to 6,998,960.25, 9,658,565.28 and 3,779,696.25 is: 5,215,980.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998,960.25 : 9,658,565.28 = 3,779,696.25 : x
  2. Step 2: Convert to fraction form
    6,998,960.25/9,658,565.28 = 3,779,696.25/x
  3. Step 3: Cross multiply
    6,998,960.25x = 9,658,565.28 × 3,779,696.25
  4. Step 4: Simplify right side
    6,998,960.25x = 36,506,442,969,196.20
  5. Step 5: Solve for x
    x = 36,506,442,969,196.20/6,998,960.25
  6. Step 6: Final answer
    x = 5,215,980.90

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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.