Home / 14,443,439.64-19,932,187.59-7,828,239.30

Finding the Fourth Proportional to 14,443,439.64, 19,932,187.59 and 7,828,239.30

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Solution

The fourth proportional to 14,443,439.64, 19,932,187.59 and 7,828,239.30 is: 10,803,100.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,443,439.64 : 19,932,187.59 = 7,828,239.30 : x
  2. Step 2: Convert to fraction form
    14,443,439.64/19,932,187.59 = 7,828,239.30/x
  3. Step 3: Cross multiply
    14,443,439.64x = 19,932,187.59 × 7,828,239.30
  4. Step 4: Simplify right side
    14,443,439.64x = 156,033,934,227,010.28
  5. Step 5: Solve for x
    x = 156,033,934,227,010.28/14,443,439.64
  6. Step 6: Final answer
    x = 10,803,100.79

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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.