Home / 70,046,041.20-104,785,626.60-61,542,985.20

Finding the Fourth Proportional to 70,046,041.20, 104,785,626.60 and 61,542,985.20

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Solution

The fourth proportional to 70,046,041.20, 104,785,626.60 and 61,542,985.20 is: 92,065,449.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,046,041.20 : 104,785,626.60 = 61,542,985.20 : x
  2. Step 2: Convert to fraction form
    70,046,041.20/104,785,626.60 = 61,542,985.20/x
  3. Step 3: Cross multiply
    70,046,041.20x = 104,785,626.60 × 61,542,985.20
  4. Step 4: Simplify right side
    70,046,041.20x = 6,448,820,267,016,526
  5. Step 5: Solve for x
    x = 6,448,820,267,016,526/70,046,041.20
  6. Step 6: Final answer
    x = 92,065,449.47

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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.