Home / 14,531,883.86-21,806,408.42-5,309,036.48

Finding the Fourth Proportional to 14,531,883.86, 21,806,408.42 and 5,309,036.48

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Solution

The fourth proportional to 14,531,883.86, 21,806,408.42 and 5,309,036.48 is: 7,966,690.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,531,883.86 : 21,806,408.42 = 5,309,036.48 : x
  2. Step 2: Convert to fraction form
    14,531,883.86/21,806,408.42 = 5,309,036.48/x
  3. Step 3: Cross multiply
    14,531,883.86x = 21,806,408.42 × 5,309,036.48
  4. Step 4: Simplify right side
    14,531,883.86x = 115,771,017,663,981.92
  5. Step 5: Solve for x
    x = 115,771,017,663,981.92/14,531,883.86
  6. Step 6: Final answer
    x = 7,966,690.27

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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.