Home / 61,964,833.20-92,947,249.80-47,660,103.60

Finding the Fourth Proportional to 61,964,833.20, 92,947,249.80 and 47,660,103.60

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Solution

The fourth proportional to 61,964,833.20, 92,947,249.80 and 47,660,103.60 is: 71,490,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,964,833.20 : 92,947,249.80 = 47,660,103.60 : x
  2. Step 2: Convert to fraction form
    61,964,833.20/92,947,249.80 = 47,660,103.60/x
  3. Step 3: Cross multiply
    61,964,833.20x = 92,947,249.80 × 47,660,103.60
  4. Step 4: Simplify right side
    61,964,833.20x = 4,429,875,554,803,079.50
  5. Step 5: Solve for x
    x = 4,429,875,554,803,079.50/61,964,833.20
  6. Step 6: Final answer
    x = 71,490,155.40

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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.