Home / 7,238,130.76-10,853,885.22-4,321,547.56

Finding the Fourth Proportional to 7,238,130.76, 10,853,885.22 and 4,321,547.56

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Solution

The fourth proportional to 7,238,130.76, 10,853,885.22 and 4,321,547.56 is: 6,480,344.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,130.76 : 10,853,885.22 = 4,321,547.56 : x
  2. Step 2: Convert to fraction form
    7,238,130.76/10,853,885.22 = 4,321,547.56/x
  3. Step 3: Cross multiply
    7,238,130.76x = 10,853,885.22 × 4,321,547.56
  4. Step 4: Simplify right side
    7,238,130.76x = 46,905,581,198,433.20
  5. Step 5: Solve for x
    x = 46,905,581,198,433.20/7,238,130.76
  6. Step 6: Final answer
    x = 6,480,344.55

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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.