Home / 30,339,025.60-45,514,443.30-8,774,330.80

Finding the Fourth Proportional to 30,339,025.60, 45,514,443.30 and 8,774,330.80

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Solution

The fourth proportional to 30,339,025.60, 45,514,443.30 and 8,774,330.80 is: 13,163,203.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,339,025.60 : 45,514,443.30 = 8,774,330.80 : x
  2. Step 2: Convert to fraction form
    30,339,025.60/45,514,443.30 = 8,774,330.80/x
  3. Step 3: Cross multiply
    30,339,025.60x = 45,514,443.30 × 8,774,330.80
  4. Step 4: Simplify right side
    30,339,025.60x = 399,358,781,692,043.62
  5. Step 5: Solve for x
    x = 399,358,781,692,043.62/30,339,025.60
  6. Step 6: Final answer
    x = 13,163,203.95

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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.