Home / 22,775,719.22-31,430,492.54-12,462,442.31

Finding the Fourth Proportional to 22,775,719.22, 31,430,492.54 and 12,462,442.31

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Solution

The fourth proportional to 22,775,719.22, 31,430,492.54 and 12,462,442.31 is: 17,198,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,775,719.22 : 31,430,492.54 = 12,462,442.31 : x
  2. Step 2: Convert to fraction form
    22,775,719.22/31,430,492.54 = 12,462,442.31/x
  3. Step 3: Cross multiply
    22,775,719.22x = 31,430,492.54 × 12,462,442.31
  4. Step 4: Simplify right side
    22,775,719.22x = 391,700,700,117,633.56
  5. Step 5: Solve for x
    x = 391,700,700,117,633.56/22,775,719.22
  6. Step 6: Final answer
    x = 17,198,170.40

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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.