Home / 30,137,492.46-45,205,227.81-13,098,163.98

Finding the Fourth Proportional to 30,137,492.46, 45,205,227.81 and 13,098,163.98

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Solution

The fourth proportional to 30,137,492.46, 45,205,227.81 and 13,098,163.98 is: 19,646,806.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,137,492.46 : 45,205,227.81 = 13,098,163.98 : x
  2. Step 2: Convert to fraction form
    30,137,492.46/45,205,227.81 = 13,098,163.98/x
  3. Step 3: Cross multiply
    30,137,492.46x = 45,205,227.81 × 13,098,163.98
  4. Step 4: Simplify right side
    30,137,492.46x = 592,105,486,608,636.38
  5. Step 5: Solve for x
    x = 592,105,486,608,636.38/30,137,492.46
  6. Step 6: Final answer
    x = 19,646,806.63

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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.