Home / 47,303,981.20-70,955,971.80-17,007,907.60

Finding the Fourth Proportional to 47,303,981.20, 70,955,971.80 and 17,007,907.60

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Solution

The fourth proportional to 47,303,981.20, 70,955,971.80 and 17,007,907.60 is: 25,511,861.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,303,981.20 : 70,955,971.80 = 17,007,907.60 : x
  2. Step 2: Convert to fraction form
    47,303,981.20/70,955,971.80 = 17,007,907.60/x
  3. Step 3: Cross multiply
    47,303,981.20x = 70,955,971.80 × 17,007,907.60
  4. Step 4: Simplify right side
    47,303,981.20x = 1,206,812,612,042,605.75
  5. Step 5: Solve for x
    x = 1,206,812,612,042,605.75/47,303,981.20
  6. Step 6: Final answer
    x = 25,511,861.40

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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.