Home / 14,411,444.76-21,669,019.56-13,287,951.36

Finding the Fourth Proportional to 14,411,444.76, 21,669,019.56 and 13,287,951.36

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Solution

The fourth proportional to 14,411,444.76, 21,669,019.56 and 13,287,951.36 is: 19,979,737.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,411,444.76 : 21,669,019.56 = 13,287,951.36 : x
  2. Step 2: Convert to fraction form
    14,411,444.76/21,669,019.56 = 13,287,951.36/x
  3. Step 3: Cross multiply
    14,411,444.76x = 21,669,019.56 × 13,287,951.36
  4. Step 4: Simplify right side
    14,411,444.76x = 287,936,877,932,168.56
  5. Step 5: Solve for x
    x = 287,936,877,932,168.56/14,411,444.76
  6. Step 6: Final answer
    x = 19,979,737.13

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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.