Home / 7,461,007.60-11,191,511.40-2,668,853.20

Finding the Fourth Proportional to 7,461,007.60, 11,191,511.40 and 2,668,853.20

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Solution

The fourth proportional to 7,461,007.60, 11,191,511.40 and 2,668,853.20 is: 4,003,279.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461,007.60 : 11,191,511.40 = 2,668,853.20 : x
  2. Step 2: Convert to fraction form
    7,461,007.60/11,191,511.40 = 2,668,853.20/x
  3. Step 3: Cross multiply
    7,461,007.60x = 11,191,511.40 × 2,668,853.20
  4. Step 4: Simplify right side
    7,461,007.60x = 29,868,501,012,726.48
  5. Step 5: Solve for x
    x = 29,868,501,012,726.48/7,461,007.60
  6. Step 6: Final answer
    x = 4,003,279.80

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1.5x scale

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.