Home / 56,943,264.84-78,581,314.19-30,837,185.26

Finding the Fourth Proportional to 56,943,264.84, 78,581,314.19 and 30,837,185.26

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Solution

The fourth proportional to 56,943,264.84, 78,581,314.19 and 30,837,185.26 is: 42,555,103.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,943,264.84 : 78,581,314.19 = 30,837,185.26 : x
  2. Step 2: Convert to fraction form
    56,943,264.84/78,581,314.19 = 30,837,185.26/x
  3. Step 3: Cross multiply
    56,943,264.84x = 78,581,314.19 × 30,837,185.26
  4. Step 4: Simplify right side
    56,943,264.84x = 2,423,226,543,826,616.50
  5. Step 5: Solve for x
    x = 2,423,226,543,826,616.50/56,943,264.84
  6. Step 6: Final answer
    x = 42,555,103.76

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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.