Home / 8,553,533.92-11,803,872.72-5,115,774.88

Finding the Fourth Proportional to 8,553,533.92, 11,803,872.72 and 5,115,774.88

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Solution

The fourth proportional to 8,553,533.92, 11,803,872.72 and 5,115,774.88 is: 7,059,766.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,553,533.92 : 11,803,872.72 = 5,115,774.88 : x
  2. Step 2: Convert to fraction form
    8,553,533.92/11,803,872.72 = 5,115,774.88/x
  3. Step 3: Cross multiply
    8,553,533.92x = 11,803,872.72 × 5,115,774.88
  4. Step 4: Simplify right side
    8,553,533.92x = 60,385,955,547,693.27
  5. Step 5: Solve for x
    x = 60,385,955,547,693.27/8,553,533.92
  6. Step 6: Final answer
    x = 7,059,766.89

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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.