Home / 10,352,428.32-15,528,642.48-3,163,982.88

Finding the Fourth Proportional to 10,352,428.32, 15,528,642.48 and 3,163,982.88

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Solution

The fourth proportional to 10,352,428.32, 15,528,642.48 and 3,163,982.88 is: 4,745,974.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352,428.32 : 15,528,642.48 = 3,163,982.88 : x
  2. Step 2: Convert to fraction form
    10,352,428.32/15,528,642.48 = 3,163,982.88/x
  3. Step 3: Cross multiply
    10,352,428.32x = 15,528,642.48 × 3,163,982.88
  4. Step 4: Simplify right side
    10,352,428.32x = 49,132,358,956,360.74
  5. Step 5: Solve for x
    x = 49,132,358,956,360.74/10,352,428.32
  6. Step 6: Final answer
    x = 4,745,974.32

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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.