Home / 10,019,345.29-13,826,723.16-5,435,666.67

Finding the Fourth Proportional to 10,019,345.29, 13,826,723.16 and 5,435,666.67

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Solution

The fourth proportional to 10,019,345.29, 13,826,723.16 and 5,435,666.67 is: 7,501,234.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,019,345.29 : 13,826,723.16 = 5,435,666.67 : x
  2. Step 2: Convert to fraction form
    10,019,345.29/13,826,723.16 = 5,435,666.67/x
  3. Step 3: Cross multiply
    10,019,345.29x = 13,826,723.16 × 5,435,666.67
  4. Step 4: Simplify right side
    10,019,345.29x = 75,157,458,236,129.08
  5. Step 5: Solve for x
    x = 75,157,458,236,129.08/10,019,345.29
  6. Step 6: Final answer
    x = 7,501,234.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.