Home / 12,967,307.12-19,433,574.12-10,092,145.76

Finding the Fourth Proportional to 12,967,307.12, 19,433,574.12 and 10,092,145.76

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Solution

The fourth proportional to 12,967,307.12, 19,433,574.12 and 10,092,145.76 is: 15,124,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,967,307.12 : 19,433,574.12 = 10,092,145.76 : x
  2. Step 2: Convert to fraction form
    12,967,307.12/19,433,574.12 = 10,092,145.76/x
  3. Step 3: Cross multiply
    12,967,307.12x = 19,433,574.12 × 10,092,145.76
  4. Step 4: Simplify right side
    12,967,307.12x = 196,126,462,656,803.75
  5. Step 5: Solve for x
    x = 196,126,462,656,803.75/12,967,307.12
  6. Step 6: Final answer
    x = 15,124,687.10

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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.