Home / 5,402,147.23-7,455,140.70-2,954,758.20

Finding the Fourth Proportional to 5,402,147.23, 7,455,140.70 and 2,954,758.20

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Solution

The fourth proportional to 5,402,147.23, 7,455,140.70 and 2,954,758.20 is: 4,077,663.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402,147.23 : 7,455,140.70 = 2,954,758.20 : x
  2. Step 2: Convert to fraction form
    5,402,147.23/7,455,140.70 = 2,954,758.20/x
  3. Step 3: Cross multiply
    5,402,147.23x = 7,455,140.70 × 2,954,758.20
  4. Step 4: Simplify right side
    5,402,147.23x = 22,028,138,115,478.74
  5. Step 5: Solve for x
    x = 22,028,138,115,478.74/5,402,147.23
  6. Step 6: Final answer
    x = 4,077,663.41

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1.5x scale

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.