Home / 30,232,635.72-41,720,638.82-17,001,808.68

Finding the Fourth Proportional to 30,232,635.72, 41,720,638.82 and 17,001,808.68

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Solution

The fourth proportional to 30,232,635.72, 41,720,638.82 and 17,001,808.68 is: 23,462,271.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,232,635.72 : 41,720,638.82 = 17,001,808.68 : x
  2. Step 2: Convert to fraction form
    30,232,635.72/41,720,638.82 = 17,001,808.68/x
  3. Step 3: Cross multiply
    30,232,635.72x = 41,720,638.82 × 17,001,808.68
  4. Step 4: Simplify right side
    30,232,635.72x = 709,326,319,225,021
  5. Step 5: Solve for x
    x = 709,326,319,225,021/30,232,635.72
  6. Step 6: Final answer
    x = 23,462,271.89

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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.