Home / 25,270,090.56-37,805,402.16-19,139,731.79

Finding the Fourth Proportional to 25,270,090.56, 37,805,402.16 and 19,139,731.79

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Solution

The fourth proportional to 25,270,090.56, 37,805,402.16 and 19,139,731.79 is: 28,634,058.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,270,090.56 : 37,805,402.16 = 19,139,731.79 : x
  2. Step 2: Convert to fraction form
    25,270,090.56/37,805,402.16 = 19,139,731.79/x
  3. Step 3: Cross multiply
    25,270,090.56x = 37,805,402.16 × 19,139,731.79
  4. Step 4: Simplify right side
    25,270,090.56x = 723,585,257,366,459.62
  5. Step 5: Solve for x
    x = 723,585,257,366,459.62/25,270,090.56
  6. Step 6: Final answer
    x = 28,634,058.74

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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.