Home / 9,538,818.66-13,166,994.08-5,671,330.61

Finding the Fourth Proportional to 9,538,818.66, 13,166,994.08 and 5,671,330.61

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Solution

The fourth proportional to 9,538,818.66, 13,166,994.08 and 5,671,330.61 is: 7,828,472.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,538,818.66 : 13,166,994.08 = 5,671,330.61 : x
  2. Step 2: Convert to fraction form
    9,538,818.66/13,166,994.08 = 5,671,330.61/x
  3. Step 3: Cross multiply
    9,538,818.66x = 13,166,994.08 × 5,671,330.61
  4. Step 4: Simplify right side
    9,538,818.66x = 74,674,376,515,936.14
  5. Step 5: Solve for x
    x = 74,674,376,515,936.14/9,538,818.66
  6. Step 6: Final answer
    x = 7,828,472.18

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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.