Home / 21,853,412.38-32,772,423.48-7,276,373.26

Finding the Fourth Proportional to 21,853,412.38, 32,772,423.48 and 7,276,373.26

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Solution

The fourth proportional to 21,853,412.38, 32,772,423.48 and 7,276,373.26 is: 10,911,997.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,853,412.38 : 32,772,423.48 = 7,276,373.26 : x
  2. Step 2: Convert to fraction form
    21,853,412.38/32,772,423.48 = 7,276,373.26/x
  3. Step 3: Cross multiply
    21,853,412.38x = 32,772,423.48 × 7,276,373.26
  4. Step 4: Simplify right side
    21,853,412.38x = 238,464,385,875,268.16
  5. Step 5: Solve for x
    x = 238,464,385,875,268.16/21,853,412.38
  6. Step 6: Final answer
    x = 10,911,997.71

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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.