Home / 9,526,787.12-13,146,895.40-5,175,909.16

Finding the Fourth Proportional to 9,526,787.12, 13,146,895.40 and 5,175,909.16

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Solution

The fourth proportional to 9,526,787.12, 13,146,895.40 and 5,175,909.16 is: 7,142,716.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,526,787.12 : 13,146,895.40 = 5,175,909.16 : x
  2. Step 2: Convert to fraction form
    9,526,787.12/13,146,895.40 = 5,175,909.16/x
  3. Step 3: Cross multiply
    9,526,787.12x = 13,146,895.40 × 5,175,909.16
  4. Step 4: Simplify right side
    9,526,787.12x = 68,047,136,326,421.87
  5. Step 5: Solve for x
    x = 68,047,136,326,421.87/9,526,787.12
  6. Step 6: Final answer
    x = 7,142,716.16

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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.