Home / 8,911,900.92-13,367,842.58-3,158,849.08

Finding the Fourth Proportional to 8,911,900.92, 13,367,842.58 and 3,158,849.08

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Solution

The fourth proportional to 8,911,900.92, 13,367,842.58 and 3,158,849.08 is: 4,738,270.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911,900.92 : 13,367,842.58 = 3,158,849.08 : x
  2. Step 2: Convert to fraction form
    8,911,900.92/13,367,842.58 = 3,158,849.08/x
  3. Step 3: Cross multiply
    8,911,900.92x = 13,367,842.58 × 3,158,849.08
  4. Step 4: Simplify right side
    8,911,900.92x = 42,226,997,235,417.83
  5. Step 5: Solve for x
    x = 42,226,997,235,417.83/8,911,900.92
  6. Step 6: Final answer
    x = 4,738,270.50

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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.