Home / 8,536,012.56-11,779,549.20-4,668,448.86

Finding the Fourth Proportional to 8,536,012.56, 11,779,549.20 and 4,668,448.86

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Solution

The fourth proportional to 8,536,012.56, 11,779,549.20 and 4,668,448.86 is: 6,442,378.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536,012.56 : 11,779,549.20 = 4,668,448.86 : x
  2. Step 2: Convert to fraction form
    8,536,012.56/11,779,549.20 = 4,668,448.86/x
  3. Step 3: Cross multiply
    8,536,012.56x = 11,779,549.20 × 4,668,448.86
  4. Step 4: Simplify right side
    8,536,012.56x = 54,992,223,034,053.91
  5. Step 5: Solve for x
    x = 54,992,223,034,053.91/8,536,012.56
  6. Step 6: Final answer
    x = 6,442,378.41

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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.