Home / 51,759,944.40-77,639,916.60-39,816,008.40

Finding the Fourth Proportional to 51,759,944.40, 77,639,916.60 and 39,816,008.40

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Solution

The fourth proportional to 51,759,944.40, 77,639,916.60 and 39,816,008.40 is: 59,724,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,759,944.40 : 77,639,916.60 = 39,816,008.40 : x
  2. Step 2: Convert to fraction form
    51,759,944.40/77,639,916.60 = 39,816,008.40/x
  3. Step 3: Cross multiply
    51,759,944.40x = 77,639,916.60 × 39,816,008.40
  4. Step 4: Simplify right side
    51,759,944.40x = 3,091,311,571,520,899
  5. Step 5: Solve for x
    x = 3,091,311,571,520,899/51,759,944.40
  6. Step 6: Final answer
    x = 59,724,012.60

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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.