Home / 9,170,851.20-13,766,774.40-5,386,466.40

Finding the Fourth Proportional to 9,170,851.20, 13,766,774.40 and 5,386,466.40

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Solution

The fourth proportional to 9,170,851.20, 13,766,774.40 and 5,386,466.40 is: 8,085,865.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170,851.20 : 13,766,774.40 = 5,386,466.40 : x
  2. Step 2: Convert to fraction form
    9,170,851.20/13,766,774.40 = 5,386,466.40/x
  3. Step 3: Cross multiply
    9,170,851.20x = 13,766,774.40 × 5,386,466.40
  4. Step 4: Simplify right side
    9,170,851.20x = 74,154,267,741,980.17
  5. Step 5: Solve for x
    x = 74,154,267,741,980.17/9,170,851.20
  6. Step 6: Final answer
    x = 8,085,865.33

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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.