Home / 30,608,304.03-42,241,368.38-16,857,264.51

Finding the Fourth Proportional to 30,608,304.03, 42,241,368.38 and 16,857,264.51

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Solution

The fourth proportional to 30,608,304.03, 42,241,368.38 and 16,857,264.51 is: 23,264,076.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,608,304.03 : 42,241,368.38 = 16,857,264.51 : x
  2. Step 2: Convert to fraction form
    30,608,304.03/42,241,368.38 = 16,857,264.51/x
  3. Step 3: Cross multiply
    30,608,304.03x = 42,241,368.38 × 16,857,264.51
  4. Step 4: Simplify right side
    30,608,304.03x = 712,073,919,961,724
  5. Step 5: Solve for x
    x = 712,073,919,961,724/30,608,304.03
  6. Step 6: Final answer
    x = 23,264,076.29

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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.