Home / 8,538,528.77-11,783,262.69-4,670,966.89

Finding the Fourth Proportional to 8,538,528.77, 11,783,262.69 and 4,670,966.89

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Solution

The fourth proportional to 8,538,528.77, 11,783,262.69 and 4,670,966.89 is: 6,445,985.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538,528.77 : 11,783,262.69 = 4,670,966.89 : x
  2. Step 2: Convert to fraction form
    8,538,528.77/11,783,262.69 = 4,670,966.89/x
  3. Step 3: Cross multiply
    8,538,528.77x = 11,783,262.69 × 4,670,966.89
  4. Step 4: Simplify right side
    8,538,528.77x = 55,039,229,881,162.33
  5. Step 5: Solve for x
    x = 55,039,229,881,162.33/8,538,528.77
  6. Step 6: Final answer
    x = 6,445,985.18

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Double scale
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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.