Home / 10,525,145.40-15,787,718.10-5,990,182.20

Finding the Fourth Proportional to 10,525,145.40, 15,787,718.10 and 5,990,182.20

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Solution

The fourth proportional to 10,525,145.40, 15,787,718.10 and 5,990,182.20 is: 8,985,273.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,525,145.40 : 15,787,718.10 = 5,990,182.20 : x
  2. Step 2: Convert to fraction form
    10,525,145.40/15,787,718.10 = 5,990,182.20/x
  3. Step 3: Cross multiply
    10,525,145.40x = 15,787,718.10 × 5,990,182.20
  4. Step 4: Simplify right side
    10,525,145.40x = 94,571,307,941,237.83
  5. Step 5: Solve for x
    x = 94,571,307,941,237.83/10,525,145.40
  6. Step 6: Final answer
    x = 8,985,273.30

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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.