Home / 6,927,401.20-10,391,101.80-2,134,663.60

Finding the Fourth Proportional to 6,927,401.20, 10,391,101.80 and 2,134,663.60

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Solution

The fourth proportional to 6,927,401.20, 10,391,101.80 and 2,134,663.60 is: 3,201,995.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,927,401.20 : 10,391,101.80 = 2,134,663.60 : x
  2. Step 2: Convert to fraction form
    6,927,401.20/10,391,101.80 = 2,134,663.60/x
  3. Step 3: Cross multiply
    6,927,401.20x = 10,391,101.80 × 2,134,663.60
  4. Step 4: Simplify right side
    6,927,401.20x = 22,181,506,776,354.48
  5. Step 5: Solve for x
    x = 22,181,506,776,354.48/6,927,401.20
  6. Step 6: Final answer
    x = 3,201,995.40

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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.