Home / 21,400,696.69-32,082,149.15-16,374,445.81

Finding the Fourth Proportional to 21,400,696.69, 32,082,149.15 and 16,374,445.81

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Solution

The fourth proportional to 21,400,696.69, 32,082,149.15 and 16,374,445.81 is: 24,547,210.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,400,696.69 : 32,082,149.15 = 16,374,445.81 : x
  2. Step 2: Convert to fraction form
    21,400,696.69/32,082,149.15 = 16,374,445.81/x
  3. Step 3: Cross multiply
    21,400,696.69x = 32,082,149.15 × 16,374,445.81
  4. Step 4: Simplify right side
    21,400,696.69x = 525,327,412,624,339.12
  5. Step 5: Solve for x
    x = 525,327,412,624,339.12/21,400,696.69
  6. Step 6: Final answer
    x = 24,547,210.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.