Home / 37,443,322.70-56,164,984.05-21,319,009.10

Finding the Fourth Proportional to 37,443,322.70, 56,164,984.05 and 21,319,009.10

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Solution

The fourth proportional to 37,443,322.70, 56,164,984.05 and 21,319,009.10 is: 31,978,513.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,443,322.70 : 56,164,984.05 = 21,319,009.10 : x
  2. Step 2: Convert to fraction form
    37,443,322.70/56,164,984.05 = 21,319,009.10/x
  3. Step 3: Cross multiply
    37,443,322.70x = 56,164,984.05 × 21,319,009.10
  4. Step 4: Simplify right side
    37,443,322.70x = 1,197,381,806,063,305
  5. Step 5: Solve for x
    x = 1,197,381,806,063,305/37,443,322.70
  6. Step 6: Final answer
    x = 31,978,513.65

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Double scale
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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.