Home / 12,698,591.65-19,045,014.99-5,871,444.69

Finding the Fourth Proportional to 12,698,591.65, 19,045,014.99 and 5,871,444.69

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Solution

The fourth proportional to 12,698,591.65, 19,045,014.99 and 5,871,444.69 is: 8,805,838.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,698,591.65 : 19,045,014.99 = 5,871,444.69 : x
  2. Step 2: Convert to fraction form
    12,698,591.65/19,045,014.99 = 5,871,444.69/x
  3. Step 3: Cross multiply
    12,698,591.65x = 19,045,014.99 × 5,871,444.69
  4. Step 4: Simplify right side
    12,698,591.65x = 111,821,752,109,305.47
  5. Step 5: Solve for x
    x = 111,821,752,109,305.47/12,698,591.65
  6. Step 6: Final answer
    x = 8,805,838.88

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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.