Home / 12,509,299.78-18,776,053.55-6,036,931.38

Finding the Fourth Proportional to 12,509,299.78, 18,776,053.55 and 6,036,931.38

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Solution

The fourth proportional to 12,509,299.78, 18,776,053.55 and 6,036,931.38 is: 9,061,238.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,509,299.78 : 18,776,053.55 = 6,036,931.38 : x
  2. Step 2: Convert to fraction form
    12,509,299.78/18,776,053.55 = 6,036,931.38/x
  3. Step 3: Cross multiply
    12,509,299.78x = 18,776,053.55 × 6,036,931.38
  4. Step 4: Simplify right side
    12,509,299.78x = 113,349,746,868,555.41
  5. Step 5: Solve for x
    x = 113,349,746,868,555.41/12,509,299.78
  6. Step 6: Final answer
    x = 9,061,238.35

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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.