Home / 7,000,981.80-10,500,695.10-5,736,604.20

Finding the Fourth Proportional to 7,000,981.80, 10,500,695.10 and 5,736,604.20

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Solution

The fourth proportional to 7,000,981.80, 10,500,695.10 and 5,736,604.20 is: 8,604,269.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,981.80 : 10,500,695.10 = 5,736,604.20 : x
  2. Step 2: Convert to fraction form
    7,000,981.80/10,500,695.10 = 5,736,604.20/x
  3. Step 3: Cross multiply
    7,000,981.80x = 10,500,695.10 × 5,736,604.20
  4. Step 4: Simplify right side
    7,000,981.80x = 60,238,331,613,579.42
  5. Step 5: Solve for x
    x = 60,238,331,613,579.42/7,000,981.80
  6. Step 6: Final answer
    x = 8,604,269.13

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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.