Home / 10,178,570.61-15,267,846.15-2,605,524.21

Finding the Fourth Proportional to 10,178,570.61, 15,267,846.15 and 2,605,524.21

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Solution

The fourth proportional to 10,178,570.61, 15,267,846.15 and 2,605,524.21 is: 3,908,283.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,178,570.61 : 15,267,846.15 = 2,605,524.21 : x
  2. Step 2: Convert to fraction form
    10,178,570.61/15,267,846.15 = 2,605,524.21/x
  3. Step 3: Cross multiply
    10,178,570.61x = 15,267,846.15 × 2,605,524.21
  4. Step 4: Simplify right side
    10,178,570.61x = 39,780,742,778,380.29
  5. Step 5: Solve for x
    x = 39,780,742,778,380.29/10,178,570.61
  6. Step 6: Final answer
    x = 3,908,283.82

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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.