Home / 15,181,897.99-20,929,228.48-10,823,417.48

Finding the Fourth Proportional to 15,181,897.99, 20,929,228.48 and 10,823,417.48

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Solution

The fourth proportional to 15,181,897.99, 20,929,228.48 and 10,823,417.48 is: 14,920,781.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,181,897.99 : 20,929,228.48 = 10,823,417.48 : x
  2. Step 2: Convert to fraction form
    15,181,897.99/20,929,228.48 = 10,823,417.48/x
  3. Step 3: Cross multiply
    15,181,897.99x = 20,929,228.48 × 10,823,417.48
  4. Step 4: Simplify right side
    15,181,897.99x = 226,525,777,398,610.34
  5. Step 5: Solve for x
    x = 226,525,777,398,610.34/15,181,897.99
  6. Step 6: Final answer
    x = 14,920,781.16

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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.