Home / 11,811,854.36-16,300,428.69-6,853,248.22

Finding the Fourth Proportional to 11,811,854.36, 16,300,428.69 and 6,853,248.22

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Solution

The fourth proportional to 11,811,854.36, 16,300,428.69 and 6,853,248.22 is: 9,457,522.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,811,854.36 : 16,300,428.69 = 6,853,248.22 : x
  2. Step 2: Convert to fraction form
    11,811,854.36/16,300,428.69 = 6,853,248.22/x
  3. Step 3: Cross multiply
    11,811,854.36x = 16,300,428.69 × 6,853,248.22
  4. Step 4: Simplify right side
    11,811,854.36x = 111,710,883,904,979.42
  5. Step 5: Solve for x
    x = 111,710,883,904,979.42/11,811,854.36
  6. Step 6: Final answer
    x = 9,457,522.97

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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.