Home / 8,977,642.95-13,468,358.03-2,911,903.59

Finding the Fourth Proportional to 8,977,642.95, 13,468,358.03 and 2,911,903.59

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Solution

The fourth proportional to 8,977,642.95, 13,468,358.03 and 2,911,903.59 is: 4,368,469.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977,642.95 : 13,468,358.03 = 2,911,903.59 : x
  2. Step 2: Convert to fraction form
    8,977,642.95/13,468,358.03 = 2,911,903.59/x
  3. Step 3: Cross multiply
    8,977,642.95x = 13,468,358.03 × 2,911,903.59
  4. Step 4: Simplify right side
    8,977,642.95x = 39,218,560,084,402.81
  5. Step 5: Solve for x
    x = 39,218,560,084,402.81/8,977,642.95
  6. Step 6: Final answer
    x = 4,368,469.58

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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.