Home / 56,279,169.05-77,603,579.42-36,663,681.74

Finding the Fourth Proportional to 56,279,169.05, 77,603,579.42 and 36,663,681.74

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Solution

The fourth proportional to 56,279,169.05, 77,603,579.42 and 36,663,681.74 is: 50,555,702.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,279,169.05 : 77,603,579.42 = 36,663,681.74 : x
  2. Step 2: Convert to fraction form
    56,279,169.05/77,603,579.42 = 36,663,681.74/x
  3. Step 3: Cross multiply
    56,279,169.05x = 77,603,579.42 × 36,663,681.74
  4. Step 4: Simplify right side
    56,279,169.05x = 2,845,232,937,168,357.50
  5. Step 5: Solve for x
    x = 2,845,232,937,168,357.50/56,279,169.05
  6. Step 6: Final answer
    x = 50,555,702.68

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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.