Home / 52,306,090.92-72,180,589.32-28,782,427.32

Finding the Fourth Proportional to 52,306,090.92, 72,180,589.32 and 28,782,427.32

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Solution

The fourth proportional to 52,306,090.92, 72,180,589.32 and 28,782,427.32 is: 39,718,750.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,306,090.92 : 72,180,589.32 = 28,782,427.32 : x
  2. Step 2: Convert to fraction form
    52,306,090.92/72,180,589.32 = 28,782,427.32/x
  3. Step 3: Cross multiply
    52,306,090.92x = 72,180,589.32 × 28,782,427.32
  4. Step 4: Simplify right side
    52,306,090.92x = 2,077,532,566,017,668
  5. Step 5: Solve for x
    x = 2,077,532,566,017,668/52,306,090.92
  6. Step 6: Final answer
    x = 39,718,750.33

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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.