Home / 12,898,301.44-19,345,048.59-4,144,731.78

Finding the Fourth Proportional to 12,898,301.44, 19,345,048.59 and 4,144,731.78

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Solution

The fourth proportional to 12,898,301.44, 19,345,048.59 and 4,144,731.78 is: 6,216,325.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,898,301.44 : 19,345,048.59 = 4,144,731.78 : x
  2. Step 2: Convert to fraction form
    12,898,301.44/19,345,048.59 = 4,144,731.78/x
  3. Step 3: Cross multiply
    12,898,301.44x = 19,345,048.59 × 4,144,731.78
  4. Step 4: Simplify right side
    12,898,301.44x = 80,180,037,676,617.19
  5. Step 5: Solve for x
    x = 80,180,037,676,617.19/12,898,301.44
  6. Step 6: Final answer
    x = 6,216,325.31

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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.