Home / 8,782,415.96-12,119,473.72-4,862,346.81

Finding the Fourth Proportional to 8,782,415.96, 12,119,473.72 and 4,862,346.81

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Solution

The fourth proportional to 8,782,415.96, 12,119,473.72 and 4,862,346.81 is: 6,709,894.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,782,415.96 : 12,119,473.72 = 4,862,346.81 : x
  2. Step 2: Convert to fraction form
    8,782,415.96/12,119,473.72 = 4,862,346.81/x
  3. Step 3: Cross multiply
    8,782,415.96x = 12,119,473.72 × 4,862,346.81
  4. Step 4: Simplify right side
    8,782,415.96x = 58,929,084,432,846.79
  5. Step 5: Solve for x
    x = 58,929,084,432,846.79/8,782,415.96
  6. Step 6: Final answer
    x = 6,709,894.49

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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.