Home / 10,255,988.49-15,384,008.81-4,190,720.24

Finding the Fourth Proportional to 10,255,988.49, 15,384,008.81 and 4,190,720.24

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Solution

The fourth proportional to 10,255,988.49, 15,384,008.81 and 4,190,720.24 is: 6,286,091.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255,988.49 : 15,384,008.81 = 4,190,720.24 : x
  2. Step 2: Convert to fraction form
    10,255,988.49/15,384,008.81 = 4,190,720.24/x
  3. Step 3: Cross multiply
    10,255,988.49x = 15,384,008.81 × 4,190,720.24
  4. Step 4: Simplify right side
    10,255,988.49x = 64,470,076,994,531.66
  5. Step 5: Solve for x
    x = 64,470,076,994,531.66/10,255,988.49
  6. Step 6: Final answer
    x = 6,286,091.01

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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.