Home / 21,654,187.17-32,362,396.20-15,830,632.51

Finding the Fourth Proportional to 21,654,187.17, 32,362,396.20 and 15,830,632.51

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Solution

The fourth proportional to 21,654,187.17, 32,362,396.20 and 15,830,632.51 is: 23,659,036.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,654,187.17 : 32,362,396.20 = 15,830,632.51 : x
  2. Step 2: Convert to fraction form
    21,654,187.17/32,362,396.20 = 15,830,632.51/x
  3. Step 3: Cross multiply
    21,654,187.17x = 32,362,396.20 × 15,830,632.51
  4. Step 4: Simplify right side
    21,654,187.17x = 512,317,201,385,220.44
  5. Step 5: Solve for x
    x = 512,317,201,385,220.44/21,654,187.17
  6. Step 6: Final answer
    x = 23,659,036.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.