Home / 43,217,826.09-64,826,849.84-17,658,835.48

Finding the Fourth Proportional to 43,217,826.09, 64,826,849.84 and 17,658,835.48

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Solution

The fourth proportional to 43,217,826.09, 64,826,849.84 and 17,658,835.48 is: 26,488,298.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,217,826.09 : 64,826,849.84 = 17,658,835.48 : x
  2. Step 2: Convert to fraction form
    43,217,826.09/64,826,849.84 = 17,658,835.48/x
  3. Step 3: Cross multiply
    43,217,826.09x = 64,826,849.84 × 17,658,835.48
  4. Step 4: Simplify right side
    43,217,826.09x = 1,144,766,676,011,224.50
  5. Step 5: Solve for x
    x = 1,144,766,676,011,224.50/43,217,826.09
  6. Step 6: Final answer
    x = 26,488,298.45

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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.