Home / 14,359,077.40-21,509,585.70-8,951,128.60

Finding the Fourth Proportional to 14,359,077.40, 21,509,585.70 and 8,951,128.60

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Solution

The fourth proportional to 14,359,077.40, 21,509,585.70 and 8,951,128.60 is: 13,408,596.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,359,077.40 : 21,509,585.70 = 8,951,128.60 : x
  2. Step 2: Convert to fraction form
    14,359,077.40/21,509,585.70 = 8,951,128.60/x
  3. Step 3: Cross multiply
    14,359,077.40x = 21,509,585.70 × 8,951,128.60
  4. Step 4: Simplify right side
    14,359,077.40x = 192,535,067,733,421
  5. Step 5: Solve for x
    x = 192,535,067,733,421/14,359,077.40
  6. Step 6: Final answer
    x = 13,408,596.00

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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.