Home / 15,153,306.08-20,911,300.08-8,277,611.36

Finding the Fourth Proportional to 15,153,306.08, 20,911,300.08 and 8,277,611.36

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Solution

The fourth proportional to 15,153,306.08, 20,911,300.08 and 8,277,611.36 is: 11,422,960.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,153,306.08 : 20,911,300.08 = 8,277,611.36 : x
  2. Step 2: Convert to fraction form
    15,153,306.08/20,911,300.08 = 8,277,611.36/x
  3. Step 3: Cross multiply
    15,153,306.08x = 20,911,300.08 × 8,277,611.36
  4. Step 4: Simplify right side
    15,153,306.08x = 173,095,615,094,576.91
  5. Step 5: Solve for x
    x = 173,095,615,094,576.91/15,153,306.08
  6. Step 6: Final answer
    x = 11,422,960.39

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1.5x scale

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.