Home / 12,833,556.38-17,710,307.80-7,401,048.38

Finding the Fourth Proportional to 12,833,556.38, 17,710,307.80 and 7,401,048.38

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Solution

The fourth proportional to 12,833,556.38, 17,710,307.80 and 7,401,048.38 is: 10,213,446.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,833,556.38 : 17,710,307.80 = 7,401,048.38 : x
  2. Step 2: Convert to fraction form
    12,833,556.38/17,710,307.80 = 7,401,048.38/x
  3. Step 3: Cross multiply
    12,833,556.38x = 17,710,307.80 × 7,401,048.38
  4. Step 4: Simplify right side
    12,833,556.38x = 131,074,844,745,437.20
  5. Step 5: Solve for x
    x = 131,074,844,745,437.20/12,833,556.38
  6. Step 6: Final answer
    x = 10,213,446.76

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1.5x scale

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.