Home / 10,417,972.80-15,621,710.40-6,159,446.40

Finding the Fourth Proportional to 10,417,972.80, 15,621,710.40 and 6,159,446.40

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Solution

The fourth proportional to 10,417,972.80, 15,621,710.40 and 6,159,446.40 is: 9,236,066.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,417,972.80 : 15,621,710.40 = 6,159,446.40 : x
  2. Step 2: Convert to fraction form
    10,417,972.80/15,621,710.40 = 6,159,446.40/x
  3. Step 3: Cross multiply
    10,417,972.80x = 15,621,710.40 × 6,159,446.40
  4. Step 4: Simplify right side
    10,417,972.80x = 96,221,087,885,122.56
  5. Step 5: Solve for x
    x = 96,221,087,885,122.56/10,417,972.80
  6. Step 6: Final answer
    x = 9,236,066.34

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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.