Home / 6,390,061.20-9,592,090.20-3,996,608.40

Finding the Fourth Proportional to 6,390,061.20, 9,592,090.20 and 3,996,608.40

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Solution

The fourth proportional to 6,390,061.20, 9,592,090.20 and 3,996,608.40 is: 5,999,289.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390,061.20 : 9,592,090.20 = 3,996,608.40 : x
  2. Step 2: Convert to fraction form
    6,390,061.20/9,592,090.20 = 3,996,608.40/x
  3. Step 3: Cross multiply
    6,390,061.20x = 9,592,090.20 × 3,996,608.40
  4. Step 4: Simplify right side
    6,390,061.20x = 38,335,828,266,877.68
  5. Step 5: Solve for x
    x = 38,335,828,266,877.68/6,390,061.20
  6. Step 6: Final answer
    x = 5,999,289.69

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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.