Home / 43,317,471.40-64,976,207.10-17,776,810.60

Finding the Fourth Proportional to 43,317,471.40, 64,976,207.10 and 17,776,810.60

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Solution

The fourth proportional to 43,317,471.40, 64,976,207.10 and 17,776,810.60 is: 26,665,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,317,471.40 : 64,976,207.10 = 17,776,810.60 : x
  2. Step 2: Convert to fraction form
    43,317,471.40/64,976,207.10 = 17,776,810.60/x
  3. Step 3: Cross multiply
    43,317,471.40x = 64,976,207.10 × 17,776,810.60
  4. Step 4: Simplify right side
    43,317,471.40x = 1,155,069,727,123,075.50
  5. Step 5: Solve for x
    x = 1,155,069,727,123,075.50/43,317,471.40
  6. Step 6: Final answer
    x = 26,665,215.90

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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.