Home / 61,604,873.02-85,019,446.42-35,143,809.46

Finding the Fourth Proportional to 61,604,873.02, 85,019,446.42 and 35,143,809.46

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Solution

The fourth proportional to 61,604,873.02, 85,019,446.42 and 35,143,809.46 is: 48,501,150.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,604,873.02 : 85,019,446.42 = 35,143,809.46 : x
  2. Step 2: Convert to fraction form
    61,604,873.02/85,019,446.42 = 35,143,809.46/x
  3. Step 3: Cross multiply
    61,604,873.02x = 85,019,446.42 × 35,143,809.46
  4. Step 4: Simplify right side
    61,604,873.02x = 2,987,907,225,379,159.50
  5. Step 5: Solve for x
    x = 2,987,907,225,379,159.50/61,604,873.02
  6. Step 6: Final answer
    x = 48,501,150.62

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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.