Home / 28,043,195.47-38,706,066.22-16,444,495.65

Finding the Fourth Proportional to 28,043,195.47, 38,706,066.22 and 16,444,495.65

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Solution

The fourth proportional to 28,043,195.47, 38,706,066.22 and 16,444,495.65 is: 22,697,190.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,043,195.47 : 38,706,066.22 = 16,444,495.65 : x
  2. Step 2: Convert to fraction form
    28,043,195.47/38,706,066.22 = 16,444,495.65/x
  3. Step 3: Cross multiply
    28,043,195.47x = 38,706,066.22 × 16,444,495.65
  4. Step 4: Simplify right side
    28,043,195.47x = 636,501,737,307,649.12
  5. Step 5: Solve for x
    x = 636,501,737,307,649.12/28,043,195.47
  6. Step 6: Final answer
    x = 22,697,190.05

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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.