Home / 16,720,325.21-23,072,203.95-9,376,647.14

Finding the Fourth Proportional to 16,720,325.21, 23,072,203.95 and 9,376,647.14

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Solution

The fourth proportional to 16,720,325.21, 23,072,203.95 and 9,376,647.14 is: 12,938,738.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,720,325.21 : 23,072,203.95 = 9,376,647.14 : x
  2. Step 2: Convert to fraction form
    16,720,325.21/23,072,203.95 = 9,376,647.14/x
  3. Step 3: Cross multiply
    16,720,325.21x = 23,072,203.95 × 9,376,647.14
  4. Step 4: Simplify right side
    16,720,325.21x = 216,339,915,181,264.22
  5. Step 5: Solve for x
    x = 216,339,915,181,264.22/16,720,325.21
  6. Step 6: Final answer
    x = 12,938,738.48

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Double scale
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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.