Home / 30,170,196-41,634,072.72-16,418,864.88

Finding the Fourth Proportional to 30,170,196, 41,634,072.72 and 16,418,864.88

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Solution

The fourth proportional to 30,170,196, 41,634,072.72 and 16,418,864.88 is: 22,657,599.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,170,196 : 41,634,072.72 = 16,418,864.88 : x
  2. Step 2: Convert to fraction form
    30,170,196/41,634,072.72 = 16,418,864.88/x
  3. Step 3: Cross multiply
    30,170,196x = 41,634,072.72 × 16,418,864.88
  4. Step 4: Simplify right side
    30,170,196x = 683,584,214,393,774.12
  5. Step 5: Solve for x
    x = 683,584,214,393,774.12/30,170,196
  6. Step 6: Final answer
    x = 22,657,599.39

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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.