Home / 14,021,951.59-20,989,827.40-11,953,375.18

Finding the Fourth Proportional to 14,021,951.59, 20,989,827.40 and 11,953,375.18

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Solution

The fourth proportional to 14,021,951.59, 20,989,827.40 and 11,953,375.18 is: 17,893,321.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,951.59 : 20,989,827.40 = 11,953,375.18 : x
  2. Step 2: Convert to fraction form
    14,021,951.59/20,989,827.40 = 11,953,375.18/x
  3. Step 3: Cross multiply
    14,021,951.59x = 20,989,827.40 × 11,953,375.18
  4. Step 4: Simplify right side
    14,021,951.59x = 250,899,281,875,643.91
  5. Step 5: Solve for x
    x = 250,899,281,875,643.91/14,021,951.59
  6. Step 6: Final answer
    x = 17,893,321.07

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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.