Home / 51,509,311.20-77,263,966.80-15,602,853.60

Finding the Fourth Proportional to 51,509,311.20, 77,263,966.80 and 15,602,853.60

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Solution

The fourth proportional to 51,509,311.20, 77,263,966.80 and 15,602,853.60 is: 23,404,280.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,509,311.20 : 77,263,966.80 = 15,602,853.60 : x
  2. Step 2: Convert to fraction form
    51,509,311.20/77,263,966.80 = 15,602,853.60/x
  3. Step 3: Cross multiply
    51,509,311.20x = 77,263,966.80 × 15,602,853.60
  4. Step 4: Simplify right side
    51,509,311.20x = 1,205,538,362,535,660.50
  5. Step 5: Solve for x
    x = 1,205,538,362,535,660.50/51,509,311.20
  6. Step 6: Final answer
    x = 23,404,280.40

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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.