Home / 51,585,523.02-71,188,018.80-28,380,151.62

Finding the Fourth Proportional to 51,585,523.02, 71,188,018.80 and 28,380,151.62

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Solution

The fourth proportional to 51,585,523.02, 71,188,018.80 and 28,380,151.62 is: 39,164,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,585,523.02 : 71,188,018.80 = 28,380,151.62 : x
  2. Step 2: Convert to fraction form
    51,585,523.02/71,188,018.80 = 28,380,151.62/x
  3. Step 3: Cross multiply
    51,585,523.02x = 71,188,018.80 × 28,380,151.62
  4. Step 4: Simplify right side
    51,585,523.02x = 2,020,326,767,071,410.50
  5. Step 5: Solve for x
    x = 2,020,326,767,071,410.50/51,585,523.02
  6. Step 6: Final answer
    x = 39,164,607.60

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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.