Home / 15,325,599.48-21,154,452.28-9,132,588.91

Finding the Fourth Proportional to 15,325,599.48, 21,154,452.28 and 9,132,588.91

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Solution

The fourth proportional to 15,325,599.48, 21,154,452.28 and 9,132,588.91 is: 12,606,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,325,599.48 : 21,154,452.28 = 9,132,588.91 : x
  2. Step 2: Convert to fraction form
    15,325,599.48/21,154,452.28 = 9,132,588.91/x
  3. Step 3: Cross multiply
    15,325,599.48x = 21,154,452.28 × 9,132,588.91
  4. Step 4: Simplify right side
    15,325,599.48x = 193,194,916,293,063.81
  5. Step 5: Solve for x
    x = 193,194,916,293,063.81/15,325,599.48
  6. Step 6: Final answer
    x = 12,606,026.70

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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.