Home / 19,298,452.10-28,925,246.03-7,160,173.20

Finding the Fourth Proportional to 19,298,452.10, 28,925,246.03 and 7,160,173.20

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Solution

The fourth proportional to 19,298,452.10, 28,925,246.03 and 7,160,173.20 is: 10,731,936.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,298,452.10 : 28,925,246.03 = 7,160,173.20 : x
  2. Step 2: Convert to fraction form
    19,298,452.10/28,925,246.03 = 7,160,173.20/x
  3. Step 3: Cross multiply
    19,298,452.10x = 28,925,246.03 × 7,160,173.20
  4. Step 4: Simplify right side
    19,298,452.10x = 207,109,771,391,611.53
  5. Step 5: Solve for x
    x = 207,109,771,391,611.53/19,298,452.10
  6. Step 6: Final answer
    x = 10,731,936.96

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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.