Home / 20,736,089.10-31,104,133.65-14,241,573.90

Finding the Fourth Proportional to 20,736,089.10, 31,104,133.65 and 14,241,573.90

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Solution

The fourth proportional to 20,736,089.10, 31,104,133.65 and 14,241,573.90 is: 21,362,360.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,736,089.10 : 31,104,133.65 = 14,241,573.90 : x
  2. Step 2: Convert to fraction form
    20,736,089.10/31,104,133.65 = 14,241,573.90/x
  3. Step 3: Cross multiply
    20,736,089.10x = 31,104,133.65 × 14,241,573.90
  4. Step 4: Simplify right side
    20,736,089.10x = 442,971,817,971,951.75
  5. Step 5: Solve for x
    x = 442,971,817,971,951.75/20,736,089.10
  6. Step 6: Final answer
    x = 21,362,360.85

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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.