Home / 6,780,050-9,357,300.60-3,918,482

Finding the Fourth Proportional to 6,780,050, 9,357,300.60 and 3,918,482

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Solution

The fourth proportional to 6,780,050, 9,357,300.60 and 3,918,482 is: 5,407,985.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780,050 : 9,357,300.60 = 3,918,482 : x
  2. Step 2: Convert to fraction form
    6,780,050/9,357,300.60 = 3,918,482/x
  3. Step 3: Cross multiply
    6,780,050x = 9,357,300.60 × 3,918,482
  4. Step 4: Simplify right side
    6,780,050x = 36,666,413,969,689.20
  5. Step 5: Solve for x
    x = 36,666,413,969,689.20/6,780,050
  6. Step 6: Final answer
    x = 5,407,985.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.