Home / 8,748,875.60-13,123,313.40-6,941,976.20

Finding the Fourth Proportional to 8,748,875.60, 13,123,313.40 and 6,941,976.20

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Solution

The fourth proportional to 8,748,875.60, 13,123,313.40 and 6,941,976.20 is: 10,412,964.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,875.60 : 13,123,313.40 = 6,941,976.20 : x
  2. Step 2: Convert to fraction form
    8,748,875.60/13,123,313.40 = 6,941,976.20/x
  3. Step 3: Cross multiply
    8,748,875.60x = 13,123,313.40 × 6,941,976.20
  4. Step 4: Simplify right side
    8,748,875.60x = 91,101,729,287,941.08
  5. Step 5: Solve for x
    x = 91,101,729,287,941.08/8,748,875.60
  6. Step 6: Final answer
    x = 10,412,964.30

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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.