Home / 30,328,625.40-45,492,938.10-23,154,171.90

Finding the Fourth Proportional to 30,328,625.40, 45,492,938.10 and 23,154,171.90

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Solution

The fourth proportional to 30,328,625.40, 45,492,938.10 and 23,154,171.90 is: 34,731,257.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,328,625.40 : 45,492,938.10 = 23,154,171.90 : x
  2. Step 2: Convert to fraction form
    30,328,625.40/45,492,938.10 = 23,154,171.90/x
  3. Step 3: Cross multiply
    30,328,625.40x = 45,492,938.10 × 23,154,171.90
  4. Step 4: Simplify right side
    30,328,625.40x = 1,053,351,309,003,459.38
  5. Step 5: Solve for x
    x = 1,053,351,309,003,459.38/30,328,625.40
  6. Step 6: Final answer
    x = 34,731,257.85

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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.