Home / 55,717,795.09-83,201,488.11-45,502,918.81

Finding the Fourth Proportional to 55,717,795.09, 83,201,488.11 and 45,502,918.81

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Solution

The fourth proportional to 55,717,795.09, 83,201,488.11 and 45,502,918.81 is: 67,947,960.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,717,795.09 : 83,201,488.11 = 45,502,918.81 : x
  2. Step 2: Convert to fraction form
    55,717,795.09/83,201,488.11 = 45,502,918.81/x
  3. Step 3: Cross multiply
    55,717,795.09x = 83,201,488.11 × 45,502,918.81
  4. Step 4: Simplify right side
    55,717,795.09x = 3,785,910,558,340,510.50
  5. Step 5: Solve for x
    x = 3,785,910,558,340,510.50/55,717,795.09
  6. Step 6: Final answer
    x = 67,947,960.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.