Home / 37,156,810.80-55,735,216.20-12,887,671.80

Finding the Fourth Proportional to 37,156,810.80, 55,735,216.20 and 12,887,671.80

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Solution

The fourth proportional to 37,156,810.80, 55,735,216.20 and 12,887,671.80 is: 19,331,507.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,156,810.80 : 55,735,216.20 = 12,887,671.80 : x
  2. Step 2: Convert to fraction form
    37,156,810.80/55,735,216.20 = 12,887,671.80/x
  3. Step 3: Cross multiply
    37,156,810.80x = 55,735,216.20 × 12,887,671.80
  4. Step 4: Simplify right side
    37,156,810.80x = 718,297,174,087,643.25
  5. Step 5: Solve for x
    x = 718,297,174,087,643.25/37,156,810.80
  6. Step 6: Final answer
    x = 19,331,507.70

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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.