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Finding the Fourth Proportional to 8,904,905.10, 13,357,357.65 and 8,904,905.10

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Solution

The fourth proportional to 8,904,905.10, 13,357,357.65 and 8,904,905.10 is: 13,357,357.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904,905.10 : 13,357,357.65 = 8,904,905.10 : x
  2. Step 2: Convert to fraction form
    8,904,905.10/13,357,357.65 = 8,904,905.10/x
  3. Step 3: Cross multiply
    8,904,905.10x = 13,357,357.65 × 8,904,905.10
  4. Step 4: Simplify right side
    8,904,905.10x = 118,946,002,260,009.02
  5. Step 5: Solve for x
    x = 118,946,002,260,009.02/8,904,905.10
  6. Step 6: Final answer
    x = 13,357,357.65

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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.