Home / 42,270,444.23-63,314,564.42-28,548,133.07

Finding the Fourth Proportional to 42,270,444.23, 63,314,564.42 and 28,548,133.07

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Solution

The fourth proportional to 42,270,444.23, 63,314,564.42 and 28,548,133.07 is: 42,760,672.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,270,444.23 : 63,314,564.42 = 28,548,133.07 : x
  2. Step 2: Convert to fraction form
    42,270,444.23/63,314,564.42 = 28,548,133.07/x
  3. Step 3: Cross multiply
    42,270,444.23x = 63,314,564.42 × 28,548,133.07
  4. Step 4: Simplify right side
    42,270,444.23x = 1,807,512,610,086,045
  5. Step 5: Solve for x
    x = 1,807,512,610,086,045/42,270,444.23
  6. Step 6: Final answer
    x = 42,760,672.22

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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.