Home / 36,779,810.20-55,169,715.30-31,040,247.40

Finding the Fourth Proportional to 36,779,810.20, 55,169,715.30 and 31,040,247.40

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Solution

The fourth proportional to 36,779,810.20, 55,169,715.30 and 31,040,247.40 is: 46,560,371.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,779,810.20 : 55,169,715.30 = 31,040,247.40 : x
  2. Step 2: Convert to fraction form
    36,779,810.20/55,169,715.30 = 31,040,247.40/x
  3. Step 3: Cross multiply
    36,779,810.20x = 55,169,715.30 × 31,040,247.40
  4. Step 4: Simplify right side
    36,779,810.20x = 1,712,481,611,899,565
  5. Step 5: Solve for x
    x = 1,712,481,611,899,565/36,779,810.20
  6. Step 6: Final answer
    x = 46,560,371.10

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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.