Home / 8,926,719.63-12,154,069.55-8,898,376.11

Finding the Fourth Proportional to 8,926,719.63, 12,154,069.55 and 8,898,376.11

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Solution

The fourth proportional to 8,926,719.63, 12,154,069.55 and 8,898,376.11 is: 12,115,478.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926,719.63 : 12,154,069.55 = 8,898,376.11 : x
  2. Step 2: Convert to fraction form
    8,926,719.63/12,154,069.55 = 8,898,376.11/x
  3. Step 3: Cross multiply
    8,926,719.63x = 12,154,069.55 × 8,898,376.11
  4. Step 4: Simplify right side
    8,926,719.63x = 108,151,482,099,666.62
  5. Step 5: Solve for x
    x = 108,151,482,099,666.62/8,926,719.63
  6. Step 6: Final answer
    x = 12,115,478.77

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.