Home / 12,868,904.36-19,303,341.02-3,284,283.92

Finding the Fourth Proportional to 12,868,904.36, 19,303,341.02 and 3,284,283.92

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Solution

The fourth proportional to 12,868,904.36, 19,303,341.02 and 3,284,283.92 is: 4,926,421.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,868,904.36 : 19,303,341.02 = 3,284,283.92 : x
  2. Step 2: Convert to fraction form
    12,868,904.36/19,303,341.02 = 3,284,283.92/x
  3. Step 3: Cross multiply
    12,868,904.36x = 19,303,341.02 × 3,284,283.92
  4. Step 4: Simplify right side
    12,868,904.36x = 63,397,652,413,640.34
  5. Step 5: Solve for x
    x = 63,397,652,413,640.34/12,868,904.36
  6. Step 6: Final answer
    x = 4,926,421.91

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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.