Home / 20,209,760.16-30,316,680.72-6,562,335.84

Finding the Fourth Proportional to 20,209,760.16, 30,316,680.72 and 6,562,335.84

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Solution

The fourth proportional to 20,209,760.16, 30,316,680.72 and 6,562,335.84 is: 9,844,166.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,209,760.16 : 30,316,680.72 = 6,562,335.84 : x
  2. Step 2: Convert to fraction form
    20,209,760.16/30,316,680.72 = 6,562,335.84/x
  3. Step 3: Cross multiply
    20,209,760.16x = 30,316,680.72 × 6,562,335.84
  4. Step 4: Simplify right side
    20,209,760.16x = 198,948,240,438,693
  5. Step 5: Solve for x
    x = 198,948,240,438,693/20,209,760.16
  6. Step 6: Final answer
    x = 9,844,166.33

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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.