Home / 13,611,415.60-18,785,077.32-10,167,677.92

Finding the Fourth Proportional to 13,611,415.60, 18,785,077.32 and 10,167,677.92

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Solution

The fourth proportional to 13,611,415.60, 18,785,077.32 and 10,167,677.92 is: 14,032,384.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,611,415.60 : 18,785,077.32 = 10,167,677.92 : x
  2. Step 2: Convert to fraction form
    13,611,415.60/18,785,077.32 = 10,167,677.92/x
  3. Step 3: Cross multiply
    13,611,415.60x = 18,785,077.32 × 10,167,677.92
  4. Step 4: Simplify right side
    13,611,415.60x = 191,000,615,892,056.78
  5. Step 5: Solve for x
    x = 191,000,615,892,056.78/13,611,415.60
  6. Step 6: Final answer
    x = 14,032,384.40

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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.