Home / 30,600,117.28-42,228,918.56-16,662,236.32

Finding the Fourth Proportional to 30,600,117.28, 42,228,918.56 and 16,662,236.32

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Solution

The fourth proportional to 30,600,117.28, 42,228,918.56 and 16,662,236.32 is: 22,994,298.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,600,117.28 : 42,228,918.56 = 16,662,236.32 : x
  2. Step 2: Convert to fraction form
    30,600,117.28/42,228,918.56 = 16,662,236.32/x
  3. Step 3: Cross multiply
    30,600,117.28x = 42,228,918.56 × 16,662,236.32
  4. Step 4: Simplify right side
    30,600,117.28x = 703,628,220,584,754.12
  5. Step 5: Solve for x
    x = 703,628,220,584,754.12/30,600,117.28
  6. Step 6: Final answer
    x = 22,994,298.16

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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.