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Finding the Fourth Proportional to 13,346,056.05, 20,019,084.08 and 13,346,056.05

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Solution

The fourth proportional to 13,346,056.05, 20,019,084.08 and 13,346,056.05 is: 20,019,084.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,346,056.05 : 20,019,084.08 = 13,346,056.05 : x
  2. Step 2: Convert to fraction form
    13,346,056.05/20,019,084.08 = 13,346,056.05/x
  3. Step 3: Cross multiply
    13,346,056.05x = 20,019,084.08 × 13,346,056.05
  4. Step 4: Simplify right side
    13,346,056.05x = 267,175,818,134,612.41
  5. Step 5: Solve for x
    x = 267,175,818,134,612.41/13,346,056.05
  6. Step 6: Final answer
    x = 20,019,084.08

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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.