Home / 49,678,847.70-74,518,271.55-25,409,708.70

Finding the Fourth Proportional to 49,678,847.70, 74,518,271.55 and 25,409,708.70

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Solution

The fourth proportional to 49,678,847.70, 74,518,271.55 and 25,409,708.70 is: 38,114,563.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,678,847.70 : 74,518,271.55 = 25,409,708.70 : x
  2. Step 2: Convert to fraction form
    49,678,847.70/74,518,271.55 = 25,409,708.70/x
  3. Step 3: Cross multiply
    49,678,847.70x = 74,518,271.55 × 25,409,708.70
  4. Step 4: Simplify right side
    49,678,847.70x = 1,893,487,572,912,997.25
  5. Step 5: Solve for x
    x = 1,893,487,572,912,997.25/49,678,847.70
  6. Step 6: Final answer
    x = 38,114,563.05

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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.