Home / 10,400,602.70-15,600,904.05-6,138,577.10

Finding the Fourth Proportional to 10,400,602.70, 15,600,904.05 and 6,138,577.10

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Solution

The fourth proportional to 10,400,602.70, 15,600,904.05 and 6,138,577.10 is: 9,207,865.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400,602.70 : 15,600,904.05 = 6,138,577.10 : x
  2. Step 2: Convert to fraction form
    10,400,602.70/15,600,904.05 = 6,138,577.10/x
  3. Step 3: Cross multiply
    10,400,602.70x = 15,600,904.05 × 6,138,577.10
  4. Step 4: Simplify right side
    10,400,602.70x = 95,767,352,340,627.25
  5. Step 5: Solve for x
    x = 95,767,352,340,627.25/10,400,602.70
  6. Step 6: Final answer
    x = 9,207,865.65

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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.