Home / 28,293,409-39,044,904.83-15,416,353

Finding the Fourth Proportional to 28,293,409, 39,044,904.83 and 15,416,353

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Solution

The fourth proportional to 28,293,409, 39,044,904.83 and 15,416,353 is: 21,274,567.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,293,409 : 39,044,904.83 = 15,416,353 : x
  2. Step 2: Convert to fraction form
    28,293,409/39,044,904.83 = 15,416,353/x
  3. Step 3: Cross multiply
    28,293,409x = 39,044,904.83 × 15,416,353
  4. Step 4: Simplify right side
    28,293,409x = 601,930,035,710,685
  5. Step 5: Solve for x
    x = 601,930,035,710,685/28,293,409
  6. Step 6: Final answer
    x = 21,274,567.36

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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.