Home / 8,615,711.70-11,889,682.20-4,748,232.92

Finding the Fourth Proportional to 8,615,711.70, 11,889,682.20 and 4,748,232.92

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Solution

The fourth proportional to 8,615,711.70, 11,889,682.20 and 4,748,232.92 is: 6,552,561.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615,711.70 : 11,889,682.20 = 4,748,232.92 : x
  2. Step 2: Convert to fraction form
    8,615,711.70/11,889,682.20 = 4,748,232.92/x
  3. Step 3: Cross multiply
    8,615,711.70x = 11,889,682.20 × 4,748,232.92
  4. Step 4: Simplify right side
    8,615,711.70x = 56,454,980,370,929.61
  5. Step 5: Solve for x
    x = 56,454,980,370,929.61/8,615,711.70
  6. Step 6: Final answer
    x = 6,552,561.45

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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.