Home / 7,152,032.10-10,728,048.15-4,128,723.30

Finding the Fourth Proportional to 7,152,032.10, 10,728,048.15 and 4,128,723.30

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Solution

The fourth proportional to 7,152,032.10, 10,728,048.15 and 4,128,723.30 is: 6,193,084.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,032.10 : 10,728,048.15 = 4,128,723.30 : x
  2. Step 2: Convert to fraction form
    7,152,032.10/10,728,048.15 = 4,128,723.30/x
  3. Step 3: Cross multiply
    7,152,032.10x = 10,728,048.15 × 4,128,723.30
  4. Step 4: Simplify right side
    7,152,032.10x = 44,293,142,360,426.90
  5. Step 5: Solve for x
    x = 44,293,142,360,426.90/7,152,032.10
  6. Step 6: Final answer
    x = 6,193,084.95

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Double scale
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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.