Home / 55,487,968.29-83,250,436.95-18,603,508.10

Finding the Fourth Proportional to 55,487,968.29, 83,250,436.95 and 18,603,508.10

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Solution

The fourth proportional to 55,487,968.29, 83,250,436.95 and 18,603,508.10 is: 27,911,459.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,487,968.29 : 83,250,436.95 = 18,603,508.10 : x
  2. Step 2: Convert to fraction form
    55,487,968.29/83,250,436.95 = 18,603,508.10/x
  3. Step 3: Cross multiply
    55,487,968.29x = 83,250,436.95 × 18,603,508.10
  4. Step 4: Simplify right side
    55,487,968.29x = 1,548,750,177,711,612
  5. Step 5: Solve for x
    x = 1,548,750,177,711,612/55,487,968.29
  6. Step 6: Final answer
    x = 27,911,459.46

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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.