Home / 7,068,128.80-10,602,193.20-4,828,640.80

Finding the Fourth Proportional to 7,068,128.80, 10,602,193.20 and 4,828,640.80

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Solution

The fourth proportional to 7,068,128.80, 10,602,193.20 and 4,828,640.80 is: 7,242,961.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068,128.80 : 10,602,193.20 = 4,828,640.80 : x
  2. Step 2: Convert to fraction form
    7,068,128.80/10,602,193.20 = 4,828,640.80/x
  3. Step 3: Cross multiply
    7,068,128.80x = 10,602,193.20 × 4,828,640.80
  4. Step 4: Simplify right side
    7,068,128.80x = 51,194,182,655,002.55
  5. Step 5: Solve for x
    x = 51,194,182,655,002.55/7,068,128.80
  6. Step 6: Final answer
    x = 7,242,961.20

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Double scale
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Similar ratio
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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.