Home / 10,090,914.69-13,920,620.21-6,604,719.14

Finding the Fourth Proportional to 10,090,914.69, 13,920,620.21 and 6,604,719.14

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Solution

The fourth proportional to 10,090,914.69, 13,920,620.21 and 6,604,719.14 is: 9,111,343.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090,914.69 : 13,920,620.21 = 6,604,719.14 : x
  2. Step 2: Convert to fraction form
    10,090,914.69/13,920,620.21 = 6,604,719.14/x
  3. Step 3: Cross multiply
    10,090,914.69x = 13,920,620.21 × 6,604,719.14
  4. Step 4: Simplify right side
    10,090,914.69x = 91,941,786,768,203.47
  5. Step 5: Solve for x
    x = 91,941,786,768,203.47/10,090,914.69
  6. Step 6: Final answer
    x = 9,111,343.18

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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.