Home / 10,114,974.20-15,172,461.30-10,051,988.60

Finding the Fourth Proportional to 10,114,974.20, 15,172,461.30 and 10,051,988.60

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Solution

The fourth proportional to 10,114,974.20, 15,172,461.30 and 10,051,988.60 is: 15,077,982.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114,974.20 : 15,172,461.30 = 10,051,988.60 : x
  2. Step 2: Convert to fraction form
    10,114,974.20/15,172,461.30 = 10,051,988.60/x
  3. Step 3: Cross multiply
    10,114,974.20x = 15,172,461.30 × 10,051,988.60
  4. Step 4: Simplify right side
    10,114,974.20x = 152,513,408,021,541.19
  5. Step 5: Solve for x
    x = 152,513,408,021,541.19/10,114,974.20
  6. Step 6: Final answer
    x = 15,077,982.90

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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.