Home / 12,547,499.18-17,305,786.58-9,075,860.84

Finding the Fourth Proportional to 12,547,499.18, 17,305,786.58 and 9,075,860.84

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Solution

The fourth proportional to 12,547,499.18, 17,305,786.58 and 9,075,860.84 is: 12,517,626.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,547,499.18 : 17,305,786.58 = 9,075,860.84 : x
  2. Step 2: Convert to fraction form
    12,547,499.18/17,305,786.58 = 9,075,860.84/x
  3. Step 3: Cross multiply
    12,547,499.18x = 17,305,786.58 × 9,075,860.84
  4. Step 4: Simplify right side
    12,547,499.18x = 157,064,910,724,704.66
  5. Step 5: Solve for x
    x = 157,064,910,724,704.66/12,547,499.18
  6. Step 6: Final answer
    x = 12,517,626.70

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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.