Home / 28,812,803.87-43,219,279.53-11,773,476.74

Finding the Fourth Proportional to 28,812,803.87, 43,219,279.53 and 11,773,476.74

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Solution

The fourth proportional to 28,812,803.87, 43,219,279.53 and 11,773,476.74 is: 17,660,245.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,812,803.87 : 43,219,279.53 = 11,773,476.74 : x
  2. Step 2: Convert to fraction form
    28,812,803.87/43,219,279.53 = 11,773,476.74/x
  3. Step 3: Cross multiply
    28,812,803.87x = 43,219,279.53 × 11,773,476.74
  4. Step 4: Simplify right side
    28,812,803.87x = 508,841,182,266,013.12
  5. Step 5: Solve for x
    x = 508,841,182,266,013.12/28,812,803.87
  6. Step 6: Final answer
    x = 17,660,245.24

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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.