Home / 14,895,516.63-20,557,535.15-8,702,111.52

Finding the Fourth Proportional to 14,895,516.63, 20,557,535.15 and 8,702,111.52

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Solution

The fourth proportional to 14,895,516.63, 20,557,535.15 and 8,702,111.52 is: 12,009,920.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,895,516.63 : 20,557,535.15 = 8,702,111.52 : x
  2. Step 2: Convert to fraction form
    14,895,516.63/20,557,535.15 = 8,702,111.52/x
  3. Step 3: Cross multiply
    14,895,516.63x = 20,557,535.15 × 8,702,111.52
  4. Step 4: Simplify right side
    14,895,516.63x = 178,893,963,305,321.69
  5. Step 5: Solve for x
    x = 178,893,963,305,321.69/14,895,516.63
  6. Step 6: Final answer
    x = 12,009,920.01

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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.