Home / 21,853,411.38-32,772,421.98-7,276,372.26

Finding the Fourth Proportional to 21,853,411.38, 32,772,421.98 and 7,276,372.26

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Solution

The fourth proportional to 21,853,411.38, 32,772,421.98 and 7,276,372.26 is: 10,911,996.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,853,411.38 : 32,772,421.98 = 7,276,372.26 : x
  2. Step 2: Convert to fraction form
    21,853,411.38/32,772,421.98 = 7,276,372.26/x
  3. Step 3: Cross multiply
    21,853,411.38x = 32,772,421.98 × 7,276,372.26
  4. Step 4: Simplify right side
    21,853,411.38x = 238,464,342,044,921.25
  5. Step 5: Solve for x
    x = 238,464,342,044,921.25/21,853,411.38
  6. Step 6: Final answer
    x = 10,911,996.21

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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.