Home / 28,293,408-39,044,903.45-15,416,352

Finding the Fourth Proportional to 28,293,408, 39,044,903.45 and 15,416,352

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Solution

The fourth proportional to 28,293,408, 39,044,903.45 and 15,416,352 is: 21,274,565.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,293,408 : 39,044,903.45 = 15,416,352 : x
  2. Step 2: Convert to fraction form
    28,293,408/39,044,903.45 = 15,416,352/x
  3. Step 3: Cross multiply
    28,293,408x = 39,044,903.45 × 15,416,352
  4. Step 4: Simplify right side
    28,293,408x = 601,929,975,314,132.62
  5. Step 5: Solve for x
    x = 601,929,975,314,132.62/28,293,408
  6. Step 6: Final answer
    x = 21,274,565.98

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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.