Home / 7,008,898.50-9,672,223.62-4,068,988.38

Finding the Fourth Proportional to 7,008,898.50, 9,672,223.62 and 4,068,988.38

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Solution

The fourth proportional to 7,008,898.50, 9,672,223.62 and 4,068,988.38 is: 5,615,171.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008,898.50 : 9,672,223.62 = 4,068,988.38 : x
  2. Step 2: Convert to fraction form
    7,008,898.50/9,672,223.62 = 4,068,988.38/x
  3. Step 3: Cross multiply
    7,008,898.50x = 9,672,223.62 × 4,068,988.38
  4. Step 4: Simplify right side
    7,008,898.50x = 39,356,165,518,541.53
  5. Step 5: Solve for x
    x = 39,356,165,518,541.53/7,008,898.50
  6. Step 6: Final answer
    x = 5,615,171.27

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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.