Home / 30,809,095.62-42,517,880.56-17,058,059.76

Finding the Fourth Proportional to 30,809,095.62, 42,517,880.56 and 17,058,059.76

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Solution

The fourth proportional to 30,809,095.62, 42,517,880.56 and 17,058,059.76 is: 23,540,858.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,809,095.62 : 42,517,880.56 = 17,058,059.76 : x
  2. Step 2: Convert to fraction form
    30,809,095.62/42,517,880.56 = 17,058,059.76/x
  3. Step 3: Cross multiply
    30,809,095.62x = 42,517,880.56 × 17,058,059.76
  4. Step 4: Simplify right side
    30,809,095.62x = 725,272,547,461,022.38
  5. Step 5: Solve for x
    x = 725,272,547,461,022.38/30,809,095.62
  6. Step 6: Final answer
    x = 23,540,858.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.