Home / 67,831,440.34-101,747,790.23-19,309,292.38

Finding the Fourth Proportional to 67,831,440.34, 101,747,790.23 and 19,309,292.38

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Solution

The fourth proportional to 67,831,440.34, 101,747,790.23 and 19,309,292.38 is: 28,964,117.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,831,440.34 : 101,747,790.23 = 19,309,292.38 : x
  2. Step 2: Convert to fraction form
    67,831,440.34/101,747,790.23 = 19,309,292.38/x
  3. Step 3: Cross multiply
    67,831,440.34x = 101,747,790.23 × 19,309,292.38
  4. Step 4: Simplify right side
    67,831,440.34x = 1,964,677,830,191,254.75
  5. Step 5: Solve for x
    x = 1,964,677,830,191,254.75/67,831,440.34
  6. Step 6: Final answer
    x = 28,964,117.82

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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.