Home / 7,137,043.90-10,702,023.45-2,587,911.10

Finding the Fourth Proportional to 7,137,043.90, 10,702,023.45 and 2,587,911.10

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Solution

The fourth proportional to 7,137,043.90, 10,702,023.45 and 2,587,911.10 is: 3,880,582.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,043.90 : 10,702,023.45 = 2,587,911.10 : x
  2. Step 2: Convert to fraction form
    7,137,043.90/10,702,023.45 = 2,587,911.10/x
  3. Step 3: Cross multiply
    7,137,043.90x = 10,702,023.45 × 2,587,911.10
  4. Step 4: Simplify right side
    7,137,043.90x = 27,695,885,278,715.29
  5. Step 5: Solve for x
    x = 27,695,885,278,715.29/7,137,043.90
  6. Step 6: Final answer
    x = 3,880,582.17

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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.