Home / 9,980,579.10-13,773,281.52-5,510,278.20

Finding the Fourth Proportional to 9,980,579.10, 13,773,281.52 and 5,510,278.20

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Solution

The fourth proportional to 9,980,579.10, 13,773,281.52 and 5,510,278.20 is: 7,604,229.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980,579.10 : 13,773,281.52 = 5,510,278.20 : x
  2. Step 2: Convert to fraction form
    9,980,579.10/13,773,281.52 = 5,510,278.20/x
  3. Step 3: Cross multiply
    9,980,579.10x = 13,773,281.52 × 5,510,278.20
  4. Step 4: Simplify right side
    9,980,579.10x = 75,894,612,902,118.86
  5. Step 5: Solve for x
    x = 75,894,612,902,118.86/9,980,579.10
  6. Step 6: Final answer
    x = 7,604,229.39

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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.