Home / 5,643,037.20-8,464,555.80-4,206,032.40

Finding the Fourth Proportional to 5,643,037.20, 8,464,555.80 and 4,206,032.40

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Solution

The fourth proportional to 5,643,037.20, 8,464,555.80 and 4,206,032.40 is: 6,309,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643,037.20 : 8,464,555.80 = 4,206,032.40 : x
  2. Step 2: Convert to fraction form
    5,643,037.20/8,464,555.80 = 4,206,032.40/x
  3. Step 3: Cross multiply
    5,643,037.20x = 8,464,555.80 × 4,206,032.40
  4. Step 4: Simplify right side
    5,643,037.20x = 35,602,195,946,407.93
  5. Step 5: Solve for x
    x = 35,602,195,946,407.93/5,643,037.20
  6. Step 6: Final answer
    x = 6,309,048.60

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Similar ratio
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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.