Home / 27,287,890.20-40,931,835.30-17,602,377.98

Finding the Fourth Proportional to 27,287,890.20, 40,931,835.30 and 17,602,377.98

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Solution

The fourth proportional to 27,287,890.20, 40,931,835.30 and 17,602,377.98 is: 26,403,566.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,287,890.20 : 40,931,835.30 = 17,602,377.98 : x
  2. Step 2: Convert to fraction form
    27,287,890.20/40,931,835.30 = 17,602,377.98/x
  3. Step 3: Cross multiply
    27,287,890.20x = 40,931,835.30 × 17,602,377.98
  4. Step 4: Simplify right side
    27,287,890.20x = 720,497,636,161,047.50
  5. Step 5: Solve for x
    x = 720,497,636,161,047.50/27,287,890.20
  6. Step 6: Final answer
    x = 26,403,566.96

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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.