Home / 10,112,849.74-15,180,069.49-4,358,423.20

Finding the Fourth Proportional to 10,112,849.74, 15,180,069.49 and 4,358,423.20

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Solution

The fourth proportional to 10,112,849.74, 15,180,069.49 and 4,358,423.20 is: 6,542,287.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,112,849.74 : 15,180,069.49 = 4,358,423.20 : x
  2. Step 2: Convert to fraction form
    10,112,849.74/15,180,069.49 = 4,358,423.20/x
  3. Step 3: Cross multiply
    10,112,849.74x = 15,180,069.49 × 4,358,423.20
  4. Step 4: Simplify right side
    10,112,849.74x = 66,161,166,966,927.83
  5. Step 5: Solve for x
    x = 66,161,166,966,927.83/10,112,849.74
  6. Step 6: Final answer
    x = 6,542,287.16

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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.