Home / 91,927,138.12-137,848,312.62-27,207,801.16

Finding the Fourth Proportional to 91,927,138.12, 137,848,312.62 and 27,207,801.16

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Solution

The fourth proportional to 91,927,138.12, 137,848,312.62 and 27,207,801.16 is: 40,799,154.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,927,138.12 : 137,848,312.62 = 27,207,801.16 : x
  2. Step 2: Convert to fraction form
    91,927,138.12/137,848,312.62 = 27,207,801.16/x
  3. Step 3: Cross multiply
    91,927,138.12x = 137,848,312.62 × 27,207,801.16
  4. Step 4: Simplify right side
    91,927,138.12x = 3,750,549,480,006,479
  5. Step 5: Solve for x
    x = 3,750,549,480,006,479/91,927,138.12
  6. Step 6: Final answer
    x = 40,799,154.16

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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.