Home / 7,767,061.11-10,719,339.53-4,670,589.87

Finding the Fourth Proportional to 7,767,061.11, 10,719,339.53 and 4,670,589.87

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Solution

The fourth proportional to 7,767,061.11, 10,719,339.53 and 4,670,589.87 is: 6,445,892.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767,061.11 : 10,719,339.53 = 4,670,589.87 : x
  2. Step 2: Convert to fraction form
    7,767,061.11/10,719,339.53 = 4,670,589.87/x
  3. Step 3: Cross multiply
    7,767,061.11x = 10,719,339.53 × 4,670,589.87
  4. Step 4: Simplify right side
    7,767,061.11x = 50,065,638,598,555.62
  5. Step 5: Solve for x
    x = 50,065,638,598,555.62/7,767,061.11
  6. Step 6: Final answer
    x = 6,445,892.20

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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.