Home / 28,700,722.64-43,051,242.52-7,135,324.35

Finding the Fourth Proportional to 28,700,722.64, 43,051,242.52 and 7,135,324.35

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Solution

The fourth proportional to 28,700,722.64, 43,051,242.52 and 7,135,324.35 is: 10,703,025.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,700,722.64 : 43,051,242.52 = 7,135,324.35 : x
  2. Step 2: Convert to fraction form
    28,700,722.64/43,051,242.52 = 7,135,324.35/x
  3. Step 3: Cross multiply
    28,700,722.64x = 43,051,242.52 × 7,135,324.35
  4. Step 4: Simplify right side
    28,700,722.64x = 307,184,579,050,711.38
  5. Step 5: Solve for x
    x = 307,184,579,050,711.38/28,700,722.64
  6. Step 6: Final answer
    x = 10,703,025.94

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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.