Home / 26,586,075.15-39,863,167.65-12,191,109.93

Finding the Fourth Proportional to 26,586,075.15, 39,863,167.65 and 12,191,109.93

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Solution

The fourth proportional to 26,586,075.15, 39,863,167.65 and 12,191,109.93 is: 18,279,353.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,586,075.15 : 39,863,167.65 = 12,191,109.93 : x
  2. Step 2: Convert to fraction form
    26,586,075.15/39,863,167.65 = 12,191,109.93/x
  3. Step 3: Cross multiply
    26,586,075.15x = 39,863,167.65 × 12,191,109.93
  4. Step 4: Simplify right side
    26,586,075.15x = 485,976,258,810,331.75
  5. Step 5: Solve for x
    x = 485,976,258,810,331.75/26,586,075.15
  6. Step 6: Final answer
    x = 18,279,353.24

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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.