Home / 30,603,022-42,232,170.36-16,851,953.32

Finding the Fourth Proportional to 30,603,022, 42,232,170.36 and 16,851,953.32

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Solution

The fourth proportional to 30,603,022, 42,232,170.36 and 16,851,953.32 is: 23,255,695.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,603,022 : 42,232,170.36 = 16,851,953.32 : x
  2. Step 2: Convert to fraction form
    30,603,022/42,232,170.36 = 16,851,953.32/x
  3. Step 3: Cross multiply
    30,603,022x = 42,232,170.36 × 16,851,953.32
  4. Step 4: Simplify right side
    30,603,022x = 711,694,563,509,007.62
  5. Step 5: Solve for x
    x = 711,694,563,509,007.62/30,603,022
  6. Step 6: Final answer
    x = 23,255,695.58

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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.