Home / 28,557,457.92-42,853,206.60-10,363,072.68

Finding the Fourth Proportional to 28,557,457.92, 42,853,206.60 and 10,363,072.68

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Solution

The fourth proportional to 28,557,457.92, 42,853,206.60 and 10,363,072.68 is: 15,550,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,557,457.92 : 42,853,206.60 = 10,363,072.68 : x
  2. Step 2: Convert to fraction form
    28,557,457.92/42,853,206.60 = 10,363,072.68/x
  3. Step 3: Cross multiply
    28,557,457.92x = 42,853,206.60 × 10,363,072.68
  4. Step 4: Simplify right side
    28,557,457.92x = 444,090,894,566,855.69
  5. Step 5: Solve for x
    x = 444,090,894,566,855.69/28,557,457.92
  6. Step 6: Final answer
    x = 15,550,785.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.