Home / 62,201,729.52-85,880,888.28-40,228,412.40

Finding the Fourth Proportional to 62,201,729.52, 85,880,888.28 and 40,228,412.40

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Solution

The fourth proportional to 62,201,729.52, 85,880,888.28 and 40,228,412.40 is: 55,542,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,201,729.52 : 85,880,888.28 = 40,228,412.40 : x
  2. Step 2: Convert to fraction form
    62,201,729.52/85,880,888.28 = 40,228,412.40/x
  3. Step 3: Cross multiply
    62,201,729.52x = 85,880,888.28 × 40,228,412.40
  4. Step 4: Simplify right side
    62,201,729.52x = 3,454,851,791,006,166.50
  5. Step 5: Solve for x
    x = 3,454,851,791,006,166.50/62,201,729.52
  6. Step 6: Final answer
    x = 55,542,696.60

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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.