Home / 11,497,830.34-15,862,998.72-7,370,137.42

Finding the Fourth Proportional to 11,497,830.34, 15,862,998.72 and 7,370,137.42

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Solution

The fourth proportional to 11,497,830.34, 15,862,998.72 and 7,370,137.42 is: 10,168,221.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,497,830.34 : 15,862,998.72 = 7,370,137.42 : x
  2. Step 2: Convert to fraction form
    11,497,830.34/15,862,998.72 = 7,370,137.42/x
  3. Step 3: Cross multiply
    11,497,830.34x = 15,862,998.72 × 7,370,137.42
  4. Step 4: Simplify right side
    11,497,830.34x = 116,912,480,459,684.11
  5. Step 5: Solve for x
    x = 116,912,480,459,684.11/11,497,830.34
  6. Step 6: Final answer
    x = 10,168,221.05

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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.