Home / 14,890,953.42-20,543,141.45-9,299,492.75

Finding the Fourth Proportional to 14,890,953.42, 20,543,141.45 and 9,299,492.75

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Solution

The fourth proportional to 14,890,953.42, 20,543,141.45 and 9,299,492.75 is: 12,829,319.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890,953.42 : 20,543,141.45 = 9,299,492.75 : x
  2. Step 2: Convert to fraction form
    14,890,953.42/20,543,141.45 = 9,299,492.75/x
  3. Step 3: Cross multiply
    14,890,953.42x = 20,543,141.45 × 9,299,492.75
  4. Step 4: Simplify right side
    14,890,953.42x = 191,040,794,897,032.50
  5. Step 5: Solve for x
    x = 191,040,794,897,032.50/14,890,953.42
  6. Step 6: Final answer
    x = 12,829,319.22

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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.