Home / 22,879,397.51-31,573,460.72-12,425,340.68

Finding the Fourth Proportional to 22,879,397.51, 31,573,460.72 and 12,425,340.68

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Solution

The fourth proportional to 22,879,397.51, 31,573,460.72 and 12,425,340.68 is: 17,146,911.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,879,397.51 : 31,573,460.72 = 12,425,340.68 : x
  2. Step 2: Convert to fraction form
    22,879,397.51/31,573,460.72 = 12,425,340.68/x
  3. Step 3: Cross multiply
    22,879,397.51x = 31,573,460.72 × 12,425,340.68
  4. Step 4: Simplify right side
    22,879,397.51x = 392,311,005,672,604.12
  5. Step 5: Solve for x
    x = 392,311,005,672,604.12/22,879,397.51
  6. Step 6: Final answer
    x = 17,146,911.56

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1.5x scale

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.