Home / 6,935,999.20-10,403,480.40-2,891,442.40

Finding the Fourth Proportional to 6,935,999.20, 10,403,480.40 and 2,891,442.40

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Solution

The fourth proportional to 6,935,999.20, 10,403,480.40 and 2,891,442.40 is: 4,336,947.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,935,999.20 : 10,403,480.40 = 2,891,442.40 : x
  2. Step 2: Convert to fraction form
    6,935,999.20/10,403,480.40 = 2,891,442.40/x
  3. Step 3: Cross multiply
    6,935,999.20x = 10,403,480.40 × 2,891,442.40
  4. Step 4: Simplify right side
    6,935,999.20x = 30,081,064,336,128.96
  5. Step 5: Solve for x
    x = 30,081,064,336,128.96/6,935,999.20
  6. Step 6: Final answer
    x = 4,336,947.49

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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.