Home / 30,479,024.04-42,061,163.29-16,540,376.11

Finding the Fourth Proportional to 30,479,024.04, 42,061,163.29 and 16,540,376.11

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Solution

The fourth proportional to 30,479,024.04, 42,061,163.29 and 16,540,376.11 is: 22,825,778.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,479,024.04 : 42,061,163.29 = 16,540,376.11 : x
  2. Step 2: Convert to fraction form
    30,479,024.04/42,061,163.29 = 16,540,376.11/x
  3. Step 3: Cross multiply
    30,479,024.04x = 42,061,163.29 × 16,540,376.11
  4. Step 4: Simplify right side
    30,479,024.04x = 695,707,460,506,627
  5. Step 5: Solve for x
    x = 695,707,460,506,627/30,479,024.04
  6. Step 6: Final answer
    x = 22,825,778.79

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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.