Home / 74,304,048.70-111,456,073.05-19,716,528.70

Finding the Fourth Proportional to 74,304,048.70, 111,456,073.05 and 19,716,528.70

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Solution

The fourth proportional to 74,304,048.70, 111,456,073.05 and 19,716,528.70 is: 29,574,793.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,304,048.70 : 111,456,073.05 = 19,716,528.70 : x
  2. Step 2: Convert to fraction form
    74,304,048.70/111,456,073.05 = 19,716,528.70/x
  3. Step 3: Cross multiply
    74,304,048.70x = 111,456,073.05 × 19,716,528.70
  4. Step 4: Simplify right side
    74,304,048.70x = 2,197,526,863,079,621.50
  5. Step 5: Solve for x
    x = 2,197,526,863,079,621.50/74,304,048.70
  6. Step 6: Final answer
    x = 29,574,793.05

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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.