Home / 14,170,272.60-21,223,916.10-10,965,005.40

Finding the Fourth Proportional to 14,170,272.60, 21,223,916.10 and 10,965,005.40

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Solution

The fourth proportional to 14,170,272.60, 21,223,916.10 and 10,965,005.40 is: 16,423,138.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,170,272.60 : 21,223,916.10 = 10,965,005.40 : x
  2. Step 2: Convert to fraction form
    14,170,272.60/21,223,916.10 = 10,965,005.40/x
  3. Step 3: Cross multiply
    14,170,272.60x = 21,223,916.10 × 10,965,005.40
  4. Step 4: Simplify right side
    14,170,272.60x = 232,720,354,645,646.97
  5. Step 5: Solve for x
    x = 232,720,354,645,646.97/14,170,272.60
  6. Step 6: Final answer
    x = 16,423,138.86

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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.