Home / 51,312,393.12-70,784,256.06-31,727,020.80

Finding the Fourth Proportional to 51,312,393.12, 70,784,256.06 and 31,727,020.80

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Solution

The fourth proportional to 51,312,393.12, 70,784,256.06 and 31,727,020.80 is: 43,766,689.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,312,393.12 : 70,784,256.06 = 31,727,020.80 : x
  2. Step 2: Convert to fraction form
    51,312,393.12/70,784,256.06 = 31,727,020.80/x
  3. Step 3: Cross multiply
    51,312,393.12x = 70,784,256.06 × 31,727,020.80
  4. Step 4: Simplify right side
    51,312,393.12x = 2,245,773,564,328,146.25
  5. Step 5: Solve for x
    x = 2,245,773,564,328,146.25/51,312,393.12
  6. Step 6: Final answer
    x = 43,766,689.25

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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.