Home / 12,583,948.51-18,872,855.45-3,485,809.81

Finding the Fourth Proportional to 12,583,948.51, 18,872,855.45 and 3,485,809.81

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Solution

The fourth proportional to 12,583,948.51, 18,872,855.45 and 3,485,809.81 is: 5,227,865.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,583,948.51 : 18,872,855.45 = 3,485,809.81 : x
  2. Step 2: Convert to fraction form
    12,583,948.51/18,872,855.45 = 3,485,809.81/x
  3. Step 3: Cross multiply
    12,583,948.51x = 18,872,855.45 × 3,485,809.81
  4. Step 4: Simplify right side
    12,583,948.51x = 65,787,184,558,528.64
  5. Step 5: Solve for x
    x = 65,787,184,558,528.64/12,583,948.51
  6. Step 6: Final answer
    x = 5,227,865.05

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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.