Home / 49,896,671.20-74,838,008.40-15,821,461.60

Finding the Fourth Proportional to 49,896,671.20, 74,838,008.40 and 15,821,461.60

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Solution

The fourth proportional to 49,896,671.20, 74,838,008.40 and 15,821,461.60 is: 23,729,973.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,896,671.20 : 74,838,008.40 = 15,821,461.60 : x
  2. Step 2: Convert to fraction form
    49,896,671.20/74,838,008.40 = 15,821,461.60/x
  3. Step 3: Cross multiply
    49,896,671.20x = 74,838,008.40 × 15,821,461.60
  4. Step 4: Simplify right side
    49,896,671.20x = 1,184,046,676,121,077.50
  5. Step 5: Solve for x
    x = 1,184,046,676,121,077.50/49,896,671.20
  6. Step 6: Final answer
    x = 23,729,973.32

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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.