Home / 72,068,804.28-108,275,666.01-46,211,765.40

Finding the Fourth Proportional to 72,068,804.28, 108,275,666.01 and 46,211,765.40

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Solution

The fourth proportional to 72,068,804.28, 108,275,666.01 and 46,211,765.40 is: 69,428,232.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,068,804.28 : 108,275,666.01 = 46,211,765.40 : x
  2. Step 2: Convert to fraction form
    72,068,804.28/108,275,666.01 = 46,211,765.40/x
  3. Step 3: Cross multiply
    72,068,804.28x = 108,275,666.01 × 46,211,765.40
  4. Step 4: Simplify right side
    72,068,804.28x = 5,003,609,676,182,874
  5. Step 5: Solve for x
    x = 5,003,609,676,182,874/72,068,804.28
  6. Step 6: Final answer
    x = 69,428,232.18

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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.