Home / 8,530,637.72-11,778,444.50-5,271,920.24

Finding the Fourth Proportional to 8,530,637.72, 11,778,444.50 and 5,271,920.24

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Solution

The fourth proportional to 8,530,637.72, 11,778,444.50 and 5,271,920.24 is: 7,279,059.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,530,637.72 : 11,778,444.50 = 5,271,920.24 : x
  2. Step 2: Convert to fraction form
    8,530,637.72/11,778,444.50 = 5,271,920.24/x
  3. Step 3: Cross multiply
    8,530,637.72x = 11,778,444.50 × 5,271,920.24
  4. Step 4: Simplify right side
    8,530,637.72x = 62,095,019,870,014.86
  5. Step 5: Solve for x
    x = 62,095,019,870,014.86/8,530,637.72
  6. Step 6: Final answer
    x = 7,279,059.54

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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.