Home / 74,669,059.20-111,937,233.60-49,122,307.20

Finding the Fourth Proportional to 74,669,059.20, 111,937,233.60 and 49,122,307.20

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Solution

The fourth proportional to 74,669,059.20, 111,937,233.60 and 49,122,307.20 is: 73,639,807.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,669,059.20 : 111,937,233.60 = 49,122,307.20 : x
  2. Step 2: Convert to fraction form
    74,669,059.20/111,937,233.60 = 49,122,307.20/x
  3. Step 3: Cross multiply
    74,669,059.20x = 111,937,233.60 × 49,122,307.20
  4. Step 4: Simplify right side
    74,669,059.20x = 5,498,615,176,017,362
  5. Step 5: Solve for x
    x = 5,498,615,176,017,362/74,669,059.20
  6. Step 6: Final answer
    x = 73,639,807.91

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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.