Home / 38,554,458.30-57,830,047.20-12,995,426.70

Finding the Fourth Proportional to 38,554,458.30, 57,830,047.20 and 12,995,426.70

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Solution

The fourth proportional to 38,554,458.30, 57,830,047.20 and 12,995,426.70 is: 19,492,587.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,554,458.30 : 57,830,047.20 = 12,995,426.70 : x
  2. Step 2: Convert to fraction form
    38,554,458.30/57,830,047.20 = 12,995,426.70/x
  3. Step 3: Cross multiply
    38,554,458.30x = 57,830,047.20 × 12,995,426.70
  4. Step 4: Simplify right side
    38,554,458.30x = 751,526,139,445,140.25
  5. Step 5: Solve for x
    x = 751,526,139,445,140.25/38,554,458.30
  6. Step 6: Final answer
    x = 19,492,587.18

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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.