Home / 13,458,307.49-20,187,462.11-10,749,952.20

Finding the Fourth Proportional to 13,458,307.49, 20,187,462.11 and 10,749,952.20

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Solution

The fourth proportional to 13,458,307.49, 20,187,462.11 and 10,749,952.20 is: 16,124,929.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,458,307.49 : 20,187,462.11 = 10,749,952.20 : x
  2. Step 2: Convert to fraction form
    13,458,307.49/20,187,462.11 = 10,749,952.20/x
  3. Step 3: Cross multiply
    13,458,307.49x = 20,187,462.11 × 10,749,952.20
  4. Step 4: Simplify right side
    13,458,307.49x = 217,014,252,668,061.38
  5. Step 5: Solve for x
    x = 217,014,252,668,061.38/13,458,307.49
  6. Step 6: Final answer
    x = 16,124,929.00

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1.5x scale

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.