Home / 40,210,819.16-60,274,230.75-19,712,155.64

Finding the Fourth Proportional to 40,210,819.16, 60,274,230.75 and 19,712,155.64

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Solution

The fourth proportional to 40,210,819.16, 60,274,230.75 and 19,712,155.64 is: 29,547,645.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,210,819.16 : 60,274,230.75 = 19,712,155.64 : x
  2. Step 2: Convert to fraction form
    40,210,819.16/60,274,230.75 = 19,712,155.64/x
  3. Step 3: Cross multiply
    40,210,819.16x = 60,274,230.75 × 19,712,155.64
  4. Step 4: Simplify right side
    40,210,819.16x = 1,188,135,017,323,903
  5. Step 5: Solve for x
    x = 1,188,135,017,323,903/40,210,819.16
  6. Step 6: Final answer
    x = 29,547,645.19

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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.