Home / 19,548,007.20-29,336,007.60-8,196,602.40

Finding the Fourth Proportional to 19,548,007.20, 29,336,007.60 and 8,196,602.40

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Solution

The fourth proportional to 19,548,007.20, 29,336,007.60 and 8,196,602.40 is: 12,300,772.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,548,007.20 : 29,336,007.60 = 8,196,602.40 : x
  2. Step 2: Convert to fraction form
    19,548,007.20/29,336,007.60 = 8,196,602.40/x
  3. Step 3: Cross multiply
    19,548,007.20x = 29,336,007.60 × 8,196,602.40
  4. Step 4: Simplify right side
    19,548,007.20x = 240,455,590,300,578.25
  5. Step 5: Solve for x
    x = 240,455,590,300,578.25/19,548,007.20
  6. Step 6: Final answer
    x = 12,300,772.55

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1.5x scale

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.