Home / 10,937,231.16-15,072,066.54-7,875,664.44

Finding the Fourth Proportional to 10,937,231.16, 15,072,066.54 and 7,875,664.44

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Solution

The fourth proportional to 10,937,231.16, 15,072,066.54 and 7,875,664.44 is: 10,853,070.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937,231.16 : 15,072,066.54 = 7,875,664.44 : x
  2. Step 2: Convert to fraction form
    10,937,231.16/15,072,066.54 = 7,875,664.44/x
  3. Step 3: Cross multiply
    10,937,231.16x = 15,072,066.54 × 7,875,664.44
  4. Step 4: Simplify right side
    10,937,231.16x = 118,702,538,486,391.84
  5. Step 5: Solve for x
    x = 118,702,538,486,391.84/10,937,231.16
  6. Step 6: Final answer
    x = 10,853,070.28

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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.