Home / 31,306,671.81-46,960,369.26-9,447,240.45

Finding the Fourth Proportional to 31,306,671.81, 46,960,369.26 and 9,447,240.45

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Solution

The fourth proportional to 31,306,671.81, 46,960,369.26 and 9,447,240.45 is: 14,170,969.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,306,671.81 : 46,960,369.26 = 9,447,240.45 : x
  2. Step 2: Convert to fraction form
    31,306,671.81/46,960,369.26 = 9,447,240.45/x
  3. Step 3: Cross multiply
    31,306,671.81x = 46,960,369.26 × 9,447,240.45
  4. Step 4: Simplify right side
    31,306,671.81x = 443,645,900,020,008.50
  5. Step 5: Solve for x
    x = 443,645,900,020,008.50/31,306,671.81
  6. Step 6: Final answer
    x = 14,170,969.78

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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.