Home / 39,872,000.59-59,816,464.57-12,586,179.40

Finding the Fourth Proportional to 39,872,000.59, 59,816,464.57 and 12,586,179.40

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Solution

The fourth proportional to 39,872,000.59, 59,816,464.57 and 12,586,179.40 is: 18,881,940.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,872,000.59 : 59,816,464.57 = 12,586,179.40 : x
  2. Step 2: Convert to fraction form
    39,872,000.59/59,816,464.57 = 12,586,179.40/x
  3. Step 3: Cross multiply
    39,872,000.59x = 59,816,464.57 × 12,586,179.40
  4. Step 4: Simplify right side
    39,872,000.59x = 752,860,754,017,955.50
  5. Step 5: Solve for x
    x = 752,860,754,017,955.50/39,872,000.59
  6. Step 6: Final answer
    x = 18,881,940.78

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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.