Home / 21,063,033.60-31,594,550.40-10,859,366.40

Finding the Fourth Proportional to 21,063,033.60, 31,594,550.40 and 10,859,366.40

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Solution

The fourth proportional to 21,063,033.60, 31,594,550.40 and 10,859,366.40 is: 16,289,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,063,033.60 : 31,594,550.40 = 10,859,366.40 : x
  2. Step 2: Convert to fraction form
    21,063,033.60/31,594,550.40 = 10,859,366.40/x
  3. Step 3: Cross multiply
    21,063,033.60x = 31,594,550.40 × 10,859,366.40
  4. Step 4: Simplify right side
    21,063,033.60x = 343,096,799,036,866.56
  5. Step 5: Solve for x
    x = 343,096,799,036,866.56/21,063,033.60
  6. Step 6: Final answer
    x = 16,289,049.60

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1.5x scale

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.