Home / 10,359,611.40-15,539,417.10-3,171,161.10

Finding the Fourth Proportional to 10,359,611.40, 15,539,417.10 and 3,171,161.10

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Solution

The fourth proportional to 10,359,611.40, 15,539,417.10 and 3,171,161.10 is: 4,756,741.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359,611.40 : 15,539,417.10 = 3,171,161.10 : x
  2. Step 2: Convert to fraction form
    10,359,611.40/15,539,417.10 = 3,171,161.10/x
  3. Step 3: Cross multiply
    10,359,611.40x = 15,539,417.10 × 3,171,161.10
  4. Step 4: Simplify right side
    10,359,611.40x = 49,277,995,024,194.81
  5. Step 5: Solve for x
    x = 49,277,995,024,194.81/10,359,611.40
  6. Step 6: Final answer
    x = 4,756,741.65

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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.