Home / 13,047,741.20-18,006,302.76-7,246,592.48

Finding the Fourth Proportional to 13,047,741.20, 18,006,302.76 and 7,246,592.48

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Solution

The fourth proportional to 13,047,741.20, 18,006,302.76 and 7,246,592.48 is: 10,000,530.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047,741.20 : 18,006,302.76 = 7,246,592.48 : x
  2. Step 2: Convert to fraction form
    13,047,741.20/18,006,302.76 = 7,246,592.48/x
  3. Step 3: Cross multiply
    13,047,741.20x = 18,006,302.76 × 7,246,592.48
  4. Step 4: Simplify right side
    13,047,741.20x = 130,484,338,173,219.27
  5. Step 5: Solve for x
    x = 130,484,338,173,219.27/13,047,741.20
  6. Step 6: Final answer
    x = 10,000,530.83

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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.