Home / 10,252,077.40-15,376,949.70-2,679,808.60

Finding the Fourth Proportional to 10,252,077.40, 15,376,949.70 and 2,679,808.60

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Solution

The fourth proportional to 10,252,077.40, 15,376,949.70 and 2,679,808.60 is: 4,019,408.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252,077.40 : 15,376,949.70 = 2,679,808.60 : x
  2. Step 2: Convert to fraction form
    10,252,077.40/15,376,949.70 = 2,679,808.60/x
  3. Step 3: Cross multiply
    10,252,077.40x = 15,376,949.70 × 2,679,808.60
  4. Step 4: Simplify right side
    10,252,077.40x = 41,207,282,047,827.42
  5. Step 5: Solve for x
    x = 41,207,282,047,827.42/10,252,077.40
  6. Step 6: Final answer
    x = 4,019,408.01

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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.