Home / 17,752,315.40-26,628,473.10-9,142,971.20

Finding the Fourth Proportional to 17,752,315.40, 26,628,473.10 and 9,142,971.20

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Solution

The fourth proportional to 17,752,315.40, 26,628,473.10 and 9,142,971.20 is: 13,714,456.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,752,315.40 : 26,628,473.10 = 9,142,971.20 : x
  2. Step 2: Convert to fraction form
    17,752,315.40/26,628,473.10 = 9,142,971.20/x
  3. Step 3: Cross multiply
    17,752,315.40x = 26,628,473.10 × 9,142,971.20
  4. Step 4: Simplify right side
    17,752,315.40x = 243,463,362,653,274.72
  5. Step 5: Solve for x
    x = 243,463,362,653,274.72/17,752,315.40
  6. Step 6: Final answer
    x = 13,714,456.80

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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.