Home / 6,660,154.32-9,191,012.85-3,604,368.57

Finding the Fourth Proportional to 6,660,154.32, 9,191,012.85 and 3,604,368.57

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Solution

The fourth proportional to 6,660,154.32, 9,191,012.85 and 3,604,368.57 is: 4,974,028.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660,154.32 : 9,191,012.85 = 3,604,368.57 : x
  2. Step 2: Convert to fraction form
    6,660,154.32/9,191,012.85 = 3,604,368.57/x
  3. Step 3: Cross multiply
    6,660,154.32x = 9,191,012.85 × 3,604,368.57
  4. Step 4: Simplify right side
    6,660,154.32x = 33,127,797,865,983.65
  5. Step 5: Solve for x
    x = 33,127,797,865,983.65/6,660,154.32
  6. Step 6: Final answer
    x = 4,974,028.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.