Home / 31,588,472.04-43,592,379.80-18,535,948.44

Finding the Fourth Proportional to 31,588,472.04, 43,592,379.80 and 18,535,948.44

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Solution

The fourth proportional to 31,588,472.04, 43,592,379.80 and 18,535,948.44 is: 25,579,778.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,588,472.04 : 43,592,379.80 = 18,535,948.44 : x
  2. Step 2: Convert to fraction form
    31,588,472.04/43,592,379.80 = 18,535,948.44/x
  3. Step 3: Cross multiply
    31,588,472.04x = 43,592,379.80 × 18,535,948.44
  4. Step 4: Simplify right side
    31,588,472.04x = 808,026,104,349,697.50
  5. Step 5: Solve for x
    x = 808,026,104,349,697.50/31,588,472.04
  6. Step 6: Final answer
    x = 25,579,778.07

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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.