Home / 6,972,749.40-10,459,124.10-5,272,138.20

Finding the Fourth Proportional to 6,972,749.40, 10,459,124.10 and 5,272,138.20

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Solution

The fourth proportional to 6,972,749.40, 10,459,124.10 and 5,272,138.20 is: 7,908,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972,749.40 : 10,459,124.10 = 5,272,138.20 : x
  2. Step 2: Convert to fraction form
    6,972,749.40/10,459,124.10 = 5,272,138.20/x
  3. Step 3: Cross multiply
    6,972,749.40x = 10,459,124.10 × 5,272,138.20
  4. Step 4: Simplify right side
    6,972,749.40x = 55,141,947,706,150.62
  5. Step 5: Solve for x
    x = 55,141,947,706,150.62/6,972,749.40
  6. Step 6: Final answer
    x = 7,908,207.30

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1.5x scale

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.