Home / 6,895,918.40-10,348,543.20-3,107,451.20

Finding the Fourth Proportional to 6,895,918.40, 10,348,543.20 and 3,107,451.20

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Solution

The fourth proportional to 6,895,918.40, 10,348,543.20 and 3,107,451.20 is: 4,663,279.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,895,918.40 : 10,348,543.20 = 3,107,451.20 : x
  2. Step 2: Convert to fraction form
    6,895,918.40/10,348,543.20 = 3,107,451.20/x
  3. Step 3: Cross multiply
    6,895,918.40x = 10,348,543.20 × 3,107,451.20
  4. Step 4: Simplify right side
    6,895,918.40x = 32,157,592,985,091.84
  5. Step 5: Solve for x
    x = 32,157,592,985,091.84/6,895,918.40
  6. Step 6: Final answer
    x = 4,663,279.22

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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.