Home / 27,679,437.20-41,518,937.10-7,209,117.20

Finding the Fourth Proportional to 27,679,437.20, 41,518,937.10 and 7,209,117.20

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Solution

The fourth proportional to 27,679,437.20, 41,518,937.10 and 7,209,117.20 is: 10,813,618.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,679,437.20 : 41,518,937.10 = 7,209,117.20 : x
  2. Step 2: Convert to fraction form
    27,679,437.20/41,518,937.10 = 7,209,117.20/x
  3. Step 3: Cross multiply
    27,679,437.20x = 41,518,937.10 × 7,209,117.20
  4. Step 4: Simplify right side
    27,679,437.20x = 299,314,883,573,328.12
  5. Step 5: Solve for x
    x = 299,314,883,573,328.12/27,679,437.20
  6. Step 6: Final answer
    x = 10,813,618.84

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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.