Home / 21,312,315.62-29,408,799.32-15,733,529.27

Finding the Fourth Proportional to 21,312,315.62, 29,408,799.32 and 15,733,529.27

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Solution

The fourth proportional to 21,312,315.62, 29,408,799.32 and 15,733,529.27 is: 21,710,649.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,312,315.62 : 29,408,799.32 = 15,733,529.27 : x
  2. Step 2: Convert to fraction form
    21,312,315.62/29,408,799.32 = 15,733,529.27/x
  3. Step 3: Cross multiply
    21,312,315.62x = 29,408,799.32 × 15,733,529.27
  4. Step 4: Simplify right side
    21,312,315.62x = 462,704,204,671,064.50
  5. Step 5: Solve for x
    x = 462,704,204,671,064.50/21,312,315.62
  6. Step 6: Final answer
    x = 21,710,649.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.