Home / 16,720,364.09-25,072,340.64-6,870,643.19

Finding the Fourth Proportional to 16,720,364.09, 25,072,340.64 and 6,870,643.19

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Solution

The fourth proportional to 16,720,364.09, 25,072,340.64 and 6,870,643.19 is: 10,302,593.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,720,364.09 : 25,072,340.64 = 6,870,643.19 : x
  2. Step 2: Convert to fraction form
    16,720,364.09/25,072,340.64 = 6,870,643.19/x
  3. Step 3: Cross multiply
    16,720,364.09x = 25,072,340.64 × 6,870,643.19
  4. Step 4: Simplify right side
    16,720,364.09x = 172,263,106,423,548.44
  5. Step 5: Solve for x
    x = 172,263,106,423,548.44/16,720,364.09
  6. Step 6: Final answer
    x = 10,302,593.03

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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.