Home / 27,563,615.89-38,037,142.96-15,340,210.45

Finding the Fourth Proportional to 27,563,615.89, 38,037,142.96 and 15,340,210.45

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Solution

The fourth proportional to 27,563,615.89, 38,037,142.96 and 15,340,210.45 is: 21,169,130.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,563,615.89 : 38,037,142.96 = 15,340,210.45 : x
  2. Step 2: Convert to fraction form
    27,563,615.89/38,037,142.96 = 15,340,210.45/x
  3. Step 3: Cross multiply
    27,563,615.89x = 38,037,142.96 × 15,340,210.45
  4. Step 4: Simplify right side
    27,563,615.89x = 583,497,777,923,135.88
  5. Step 5: Solve for x
    x = 583,497,777,923,135.88/27,563,615.89
  6. Step 6: Final answer
    x = 21,169,130.36

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1.5x scale

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.