Home / 15,152,715.05-20,910,407.06-8,277,224.45

Finding the Fourth Proportional to 15,152,715.05, 20,910,407.06 and 8,277,224.45

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Solution

The fourth proportional to 15,152,715.05, 20,910,407.06 and 8,277,224.45 is: 11,422,384.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,152,715.05 : 20,910,407.06 = 8,277,224.45 : x
  2. Step 2: Convert to fraction form
    15,152,715.05/20,910,407.06 = 8,277,224.45/x
  3. Step 3: Cross multiply
    15,152,715.05x = 20,910,407.06 × 8,277,224.45
  4. Step 4: Simplify right side
    15,152,715.05x = 173,080,132,535,098.50
  5. Step 5: Solve for x
    x = 173,080,132,535,098.50/15,152,715.05
  6. Step 6: Final answer
    x = 11,422,384.17

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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.