Home / 21,485,881.50-32,229,711.63-6,339,813

Finding the Fourth Proportional to 21,485,881.50, 32,229,711.63 and 6,339,813

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Solution

The fourth proportional to 21,485,881.50, 32,229,711.63 and 6,339,813 is: 9,509,981.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,485,881.50 : 32,229,711.63 = 6,339,813 : x
  2. Step 2: Convert to fraction form
    21,485,881.50/32,229,711.63 = 6,339,813/x
  3. Step 3: Cross multiply
    21,485,881.50x = 32,229,711.63 × 6,339,813
  4. Step 4: Simplify right side
    21,485,881.50x = 204,330,344,778,125.19
  5. Step 5: Solve for x
    x = 204,330,344,778,125.19/21,485,881.50
  6. Step 6: Final answer
    x = 9,509,981.93

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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.