Home / 31,167,834.23-43,009,561.62-17,934,875.31

Finding the Fourth Proportional to 31,167,834.23, 43,009,561.62 and 17,934,875.31

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Solution

The fourth proportional to 31,167,834.23, 43,009,561.62 and 17,934,875.31 is: 24,748,948.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,167,834.23 : 43,009,561.62 = 17,934,875.31 : x
  2. Step 2: Convert to fraction form
    31,167,834.23/43,009,561.62 = 17,934,875.31/x
  3. Step 3: Cross multiply
    31,167,834.23x = 43,009,561.62 × 17,934,875.31
  4. Step 4: Simplify right side
    31,167,834.23x = 771,371,124,886,491.62
  5. Step 5: Solve for x
    x = 771,371,124,886,491.62/31,167,834.23
  6. Step 6: Final answer
    x = 24,748,948.52

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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.