Home / 18,588,536.98-27,893,718.66-7,805,008.60

Finding the Fourth Proportional to 18,588,536.98, 27,893,718.66 and 7,805,008.60

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Solution

The fourth proportional to 18,588,536.98, 27,893,718.66 and 7,805,008.60 is: 11,712,095.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588,536.98 : 27,893,718.66 = 7,805,008.60 : x
  2. Step 2: Convert to fraction form
    18,588,536.98/27,893,718.66 = 7,805,008.60/x
  3. Step 3: Cross multiply
    18,588,536.98x = 27,893,718.66 × 7,805,008.60
  4. Step 4: Simplify right side
    18,588,536.98x = 217,710,714,027,280.47
  5. Step 5: Solve for x
    x = 217,710,714,027,280.47/18,588,536.98
  6. Step 6: Final answer
    x = 11,712,095.16

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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.