Home / 29,404,047.60-44,106,071.40-21,278,905.20

Finding the Fourth Proportional to 29,404,047.60, 44,106,071.40 and 21,278,905.20

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Solution

The fourth proportional to 29,404,047.60, 44,106,071.40 and 21,278,905.20 is: 31,918,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,404,047.60 : 44,106,071.40 = 21,278,905.20 : x
  2. Step 2: Convert to fraction form
    29,404,047.60/44,106,071.40 = 21,278,905.20/x
  3. Step 3: Cross multiply
    29,404,047.60x = 44,106,071.40 × 21,278,905.20
  4. Step 4: Simplify right side
    29,404,047.60x = 938,528,912,065,031.25
  5. Step 5: Solve for x
    x = 938,528,912,065,031.25/29,404,047.60
  6. Step 6: Final answer
    x = 31,918,357.80

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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.