Home / 61,246,133.70-91,869,200.55-39,563,340.90

Finding the Fourth Proportional to 61,246,133.70, 91,869,200.55 and 39,563,340.90

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Solution

The fourth proportional to 61,246,133.70, 91,869,200.55 and 39,563,340.90 is: 59,345,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,246,133.70 : 91,869,200.55 = 39,563,340.90 : x
  2. Step 2: Convert to fraction form
    61,246,133.70/91,869,200.55 = 39,563,340.90/x
  3. Step 3: Cross multiply
    61,246,133.70x = 91,869,200.55 × 39,563,340.90
  4. Step 4: Simplify right side
    61,246,133.70x = 3,634,652,499,570,117
  5. Step 5: Solve for x
    x = 3,634,652,499,570,117/61,246,133.70
  6. Step 6: Final answer
    x = 59,345,011.35

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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.