Home / 34,665,721.40-47,838,107.34-19,195,473.90

Finding the Fourth Proportional to 34,665,721.40, 47,838,107.34 and 19,195,473.90

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Solution

The fourth proportional to 34,665,721.40, 47,838,107.34 and 19,195,473.90 is: 26,489,428.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,665,721.40 : 47,838,107.34 = 19,195,473.90 : x
  2. Step 2: Convert to fraction form
    34,665,721.40/47,838,107.34 = 19,195,473.90/x
  3. Step 3: Cross multiply
    34,665,721.40x = 47,838,107.34 × 19,195,473.90
  4. Step 4: Simplify right side
    34,665,721.40x = 918,275,140,870,368.38
  5. Step 5: Solve for x
    x = 918,275,140,870,368.38/34,665,721.40
  6. Step 6: Final answer
    x = 26,489,428.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.