Home / 40,318,740.16-60,461,294.56-12,645,527.84

Finding the Fourth Proportional to 40,318,740.16, 60,461,294.56 and 12,645,527.84

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Solution

The fourth proportional to 40,318,740.16, 60,461,294.56 and 12,645,527.84 is: 18,963,017.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,318,740.16 : 60,461,294.56 = 12,645,527.84 : x
  2. Step 2: Convert to fraction form
    40,318,740.16/60,461,294.56 = 12,645,527.84/x
  3. Step 3: Cross multiply
    40,318,740.16x = 60,461,294.56 × 12,645,527.84
  4. Step 4: Simplify right side
    40,318,740.16x = 764,564,983,600,920.62
  5. Step 5: Solve for x
    x = 764,564,983,600,920.62/40,318,740.16
  6. Step 6: Final answer
    x = 18,963,017.71

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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.