Home / 65,886,101.26-98,828,654.28-19,827,772

Finding the Fourth Proportional to 65,886,101.26, 98,828,654.28 and 19,827,772

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Solution

The fourth proportional to 65,886,101.26, 98,828,654.28 and 19,827,772 is: 29,741,508.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,886,101.26 : 98,828,654.28 = 19,827,772 : x
  2. Step 2: Convert to fraction form
    65,886,101.26/98,828,654.28 = 19,827,772/x
  3. Step 3: Cross multiply
    65,886,101.26x = 98,828,654.28 × 19,827,772
  4. Step 4: Simplify right side
    65,886,101.26x = 1,959,552,024,130,664.25
  5. Step 5: Solve for x
    x = 1,959,552,024,130,664.25/65,886,101.26
  6. Step 6: Final answer
    x = 29,741,508.25

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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.