Home / 21,339,703.26-32,009,638.93-5,165,628.55

Finding the Fourth Proportional to 21,339,703.26, 32,009,638.93 and 5,165,628.55

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Solution

The fourth proportional to 21,339,703.26, 32,009,638.93 and 5,165,628.55 is: 7,748,463.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,339,703.26 : 32,009,638.93 = 5,165,628.55 : x
  2. Step 2: Convert to fraction form
    21,339,703.26/32,009,638.93 = 5,165,628.55/x
  3. Step 3: Cross multiply
    21,339,703.26x = 32,009,638.93 × 5,165,628.55
  4. Step 4: Simplify right side
    21,339,703.26x = 165,349,904,639,061.28
  5. Step 5: Solve for x
    x = 165,349,904,639,061.28/21,339,703.26
  6. Step 6: Final answer
    x = 7,748,463.16

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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.