Home / 26,838,952.48-37,059,596.65-21,878,172.18

Finding the Fourth Proportional to 26,838,952.48, 37,059,596.65 and 21,878,172.18

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Solution

The fourth proportional to 26,838,952.48, 37,059,596.65 and 21,878,172.18 is: 30,209,682.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,838,952.48 : 37,059,596.65 = 21,878,172.18 : x
  2. Step 2: Convert to fraction form
    26,838,952.48/37,059,596.65 = 21,878,172.18/x
  3. Step 3: Cross multiply
    26,838,952.48x = 37,059,596.65 × 21,878,172.18
  4. Step 4: Simplify right side
    26,838,952.48x = 810,796,236,430,051.12
  5. Step 5: Solve for x
    x = 810,796,236,430,051.12/26,838,952.48
  6. Step 6: Final answer
    x = 30,209,682.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.