Home / 11,875,335.46-16,386,581.91-6,648,638.74

Finding the Fourth Proportional to 11,875,335.46, 16,386,581.91 and 6,648,638.74

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Solution

The fourth proportional to 11,875,335.46, 16,386,581.91 and 6,648,638.74 is: 9,174,348.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,875,335.46 : 16,386,581.91 = 6,648,638.74 : x
  2. Step 2: Convert to fraction form
    11,875,335.46/16,386,581.91 = 6,648,638.74/x
  3. Step 3: Cross multiply
    11,875,335.46x = 16,386,581.91 × 6,648,638.74
  4. Step 4: Simplify right side
    11,875,335.46x = 108,948,463,286,975.14
  5. Step 5: Solve for x
    x = 108,948,463,286,975.14/11,875,335.46
  6. Step 6: Final answer
    x = 9,174,348.27

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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.