Home / 30,413,853-45,611,229.24-9,938,903.76

Finding the Fourth Proportional to 30,413,853, 45,611,229.24 and 9,938,903.76

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Solution

The fourth proportional to 30,413,853, 45,611,229.24 and 9,938,903.76 is: 14,905,234.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,413,853 : 45,611,229.24 = 9,938,903.76 : x
  2. Step 2: Convert to fraction form
    30,413,853/45,611,229.24 = 9,938,903.76/x
  3. Step 3: Cross multiply
    30,413,853x = 45,611,229.24 × 9,938,903.76
  4. Step 4: Simplify right side
    30,413,853x = 453,325,617,791,657.94
  5. Step 5: Solve for x
    x = 453,325,617,791,657.94/30,413,853
  6. Step 6: Final answer
    x = 14,905,234.72

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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.