Home / 7,243,487.40-10,865,231.10-5,563,871.40

Finding the Fourth Proportional to 7,243,487.40, 10,865,231.10 and 5,563,871.40

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Solution

The fourth proportional to 7,243,487.40, 10,865,231.10 and 5,563,871.40 is: 8,345,807.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,487.40 : 10,865,231.10 = 5,563,871.40 : x
  2. Step 2: Convert to fraction form
    7,243,487.40/10,865,231.10 = 5,563,871.40/x
  3. Step 3: Cross multiply
    7,243,487.40x = 10,865,231.10 × 5,563,871.40
  4. Step 4: Simplify right side
    7,243,487.40x = 60,452,748,571,680.54
  5. Step 5: Solve for x
    x = 60,452,748,571,680.54/7,243,487.40
  6. Step 6: Final answer
    x = 8,345,807.10

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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.