Home / 71,215,271.20-106,838,653.20-32,867,538.40

Finding the Fourth Proportional to 71,215,271.20, 106,838,653.20 and 32,867,538.40

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Solution

The fourth proportional to 71,215,271.20, 106,838,653.20 and 32,867,538.40 is: 49,308,574.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,215,271.20 : 106,838,653.20 = 32,867,538.40 : x
  2. Step 2: Convert to fraction form
    71,215,271.20/106,838,653.20 = 32,867,538.40/x
  3. Step 3: Cross multiply
    71,215,271.20x = 106,838,653.20 × 32,867,538.40
  4. Step 4: Simplify right side
    71,215,271.20x = 3,511,523,536,655,283
  5. Step 5: Solve for x
    x = 3,511,523,536,655,283/71,215,271.20
  6. Step 6: Final answer
    x = 49,308,574.94

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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.