Home / 10,875,465.51-16,312,138.74-3,302,496.87

Finding the Fourth Proportional to 10,875,465.51, 16,312,138.74 and 3,302,496.87

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Solution

The fourth proportional to 10,875,465.51, 16,312,138.74 and 3,302,496.87 is: 4,953,423.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,875,465.51 : 16,312,138.74 = 3,302,496.87 : x
  2. Step 2: Convert to fraction form
    10,875,465.51/16,312,138.74 = 3,302,496.87/x
  3. Step 3: Cross multiply
    10,875,465.51x = 16,312,138.74 × 3,302,496.87
  4. Step 4: Simplify right side
    10,875,465.51x = 53,870,787,131,855.75
  5. Step 5: Solve for x
    x = 53,870,787,131,855.75/10,875,465.51
  6. Step 6: Final answer
    x = 4,953,423.56

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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.