Home / 22,672,798.32-31,287,330.90-12,881,949.24

Finding the Fourth Proportional to 22,672,798.32, 31,287,330.90 and 12,881,949.24

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Solution

The fourth proportional to 22,672,798.32, 31,287,330.90 and 12,881,949.24 is: 17,776,447.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,672,798.32 : 31,287,330.90 = 12,881,949.24 : x
  2. Step 2: Convert to fraction form
    22,672,798.32/31,287,330.90 = 12,881,949.24/x
  3. Step 3: Cross multiply
    22,672,798.32x = 31,287,330.90 × 12,881,949.24
  4. Step 4: Simplify right side
    22,672,798.32x = 403,041,808,508,883.50
  5. Step 5: Solve for x
    x = 403,041,808,508,883.50/22,672,798.32
  6. Step 6: Final answer
    x = 17,776,447.48

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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.