Home / 15,574,938.90-21,493,849.26-8,606,067.45

Finding the Fourth Proportional to 15,574,938.90, 21,493,849.26 and 8,606,067.45

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Solution

The fourth proportional to 15,574,938.90, 21,493,849.26 and 8,606,067.45 is: 11,876,612.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,574,938.90 : 21,493,849.26 = 8,606,067.45 : x
  2. Step 2: Convert to fraction form
    15,574,938.90/21,493,849.26 = 8,606,067.45/x
  3. Step 3: Cross multiply
    15,574,938.90x = 21,493,849.26 × 8,606,067.45
  4. Step 4: Simplify right side
    15,574,938.90x = 184,977,516,443,363.41
  5. Step 5: Solve for x
    x = 184,977,516,443,363.41/15,574,938.90
  6. Step 6: Final answer
    x = 11,876,612.66

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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.