Home / 68,553,545.04-94,603,881.92-39,185,508.20

Finding the Fourth Proportional to 68,553,545.04, 94,603,881.92 and 39,185,508.20

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Solution

The fourth proportional to 68,553,545.04, 94,603,881.92 and 39,185,508.20 is: 54,075,995.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,553,545.04 : 94,603,881.92 = 39,185,508.20 : x
  2. Step 2: Convert to fraction form
    68,553,545.04/94,603,881.92 = 39,185,508.20/x
  3. Step 3: Cross multiply
    68,553,545.04x = 94,603,881.92 × 39,185,508.20
  4. Step 4: Simplify right side
    68,553,545.04x = 3,707,101,190,727,992
  5. Step 5: Solve for x
    x = 3,707,101,190,727,992/68,553,545.04
  6. Step 6: Final answer
    x = 54,075,995.47

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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.