Home / 42,301,442.31-63,452,382.44-19,256,260.41

Finding the Fourth Proportional to 42,301,442.31, 63,452,382.44 and 19,256,260.41

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Solution

The fourth proportional to 42,301,442.31, 63,452,382.44 and 19,256,260.41 is: 28,884,490.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,301,442.31 : 63,452,382.44 = 19,256,260.41 : x
  2. Step 2: Convert to fraction form
    42,301,442.31/63,452,382.44 = 19,256,260.41/x
  3. Step 3: Cross multiply
    42,301,442.31x = 63,452,382.44 × 19,256,260.41
  4. Step 4: Simplify right side
    42,301,442.31x = 1,221,855,599,899,551.25
  5. Step 5: Solve for x
    x = 1,221,855,599,899,551.25/42,301,442.31
  6. Step 6: Final answer
    x = 28,884,490.30

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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.