Home / 6,642,999.84-9,168,016.95-4,066,383.36

Finding the Fourth Proportional to 6,642,999.84, 9,168,016.95 and 4,066,383.36

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Solution

The fourth proportional to 6,642,999.84, 9,168,016.95 and 4,066,383.36 is: 5,612,023.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,999.84 : 9,168,016.95 = 4,066,383.36 : x
  2. Step 2: Convert to fraction form
    6,642,999.84/9,168,016.95 = 4,066,383.36/x
  3. Step 3: Cross multiply
    6,642,999.84x = 9,168,016.95 × 4,066,383.36
  4. Step 4: Simplify right side
    6,642,999.84x = 37,280,671,569,677.95
  5. Step 5: Solve for x
    x = 37,280,671,569,677.95/6,642,999.84
  6. Step 6: Final answer
    x = 5,612,023.55

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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.