Home / 10,639,995.80-15,962,067.30-4,574,715.80

Finding the Fourth Proportional to 10,639,995.80, 15,962,067.30 and 4,574,715.80

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Solution

The fourth proportional to 10,639,995.80, 15,962,067.30 and 4,574,715.80 is: 6,862,965.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,639,995.80 : 15,962,067.30 = 4,574,715.80 : x
  2. Step 2: Convert to fraction form
    10,639,995.80/15,962,067.30 = 4,574,715.80/x
  3. Step 3: Cross multiply
    10,639,995.80x = 15,962,067.30 × 4,574,715.80
  4. Step 4: Simplify right side
    10,639,995.80x = 73,021,921,477,973.34
  5. Step 5: Solve for x
    x = 73,021,921,477,973.34/10,639,995.80
  6. Step 6: Final answer
    x = 6,862,965.25

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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.