Home / 21,685,893.33-32,528,952.72-7,309,085.70

Finding the Fourth Proportional to 21,685,893.33, 32,528,952.72 and 7,309,085.70

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Solution

The fourth proportional to 21,685,893.33, 32,528,952.72 and 7,309,085.70 is: 10,963,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,685,893.33 : 32,528,952.72 = 7,309,085.70 : x
  2. Step 2: Convert to fraction form
    21,685,893.33/32,528,952.72 = 7,309,085.70/x
  3. Step 3: Cross multiply
    21,685,893.33x = 32,528,952.72 × 7,309,085.70
  4. Step 4: Simplify right side
    21,685,893.33x = 237,756,903,161,728.09
  5. Step 5: Solve for x
    x = 237,756,903,161,728.09/21,685,893.33
  6. Step 6: Final answer
    x = 10,963,666.54

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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.