Home / 18,438,111.10-27,657,166.65-16,611,528.70

Finding the Fourth Proportional to 18,438,111.10, 27,657,166.65 and 16,611,528.70

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Solution

The fourth proportional to 18,438,111.10, 27,657,166.65 and 16,611,528.70 is: 24,917,293.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,438,111.10 : 27,657,166.65 = 16,611,528.70 : x
  2. Step 2: Convert to fraction form
    18,438,111.10/27,657,166.65 = 16,611,528.70/x
  3. Step 3: Cross multiply
    18,438,111.10x = 27,657,166.65 × 16,611,528.70
  4. Step 4: Simplify right side
    18,438,111.10x = 459,427,817,567,157.81
  5. Step 5: Solve for x
    x = 459,427,817,567,157.81/18,438,111.10
  6. Step 6: Final answer
    x = 24,917,293.05

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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.