Home / 8,899,051.50-12,282,611.93-5,415,512.66

Finding the Fourth Proportional to 8,899,051.50, 12,282,611.93 and 5,415,512.66

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Solution

The fourth proportional to 8,899,051.50, 12,282,611.93 and 5,415,512.66 is: 7,474,576.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899,051.50 : 12,282,611.93 = 5,415,512.66 : x
  2. Step 2: Convert to fraction form
    8,899,051.50/12,282,611.93 = 5,415,512.66/x
  3. Step 3: Cross multiply
    8,899,051.50x = 12,282,611.93 × 5,415,512.66
  4. Step 4: Simplify right side
    8,899,051.50x = 66,516,640,316,291.42
  5. Step 5: Solve for x
    x = 66,516,640,316,291.42/8,899,051.50
  6. Step 6: Final answer
    x = 7,474,576.40

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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.