Home / 56,012,446.80-84,144,641.40-53,870,936.40

Finding the Fourth Proportional to 56,012,446.80, 84,144,641.40 and 53,870,936.40

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Solution

The fourth proportional to 56,012,446.80, 84,144,641.40 and 53,870,936.40 is: 80,927,559.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,012,446.80 : 84,144,641.40 = 53,870,936.40 : x
  2. Step 2: Convert to fraction form
    56,012,446.80/84,144,641.40 = 53,870,936.40/x
  3. Step 3: Cross multiply
    56,012,446.80x = 84,144,641.40 × 53,870,936.40
  4. Step 4: Simplify right side
    56,012,446.80x = 4,532,950,625,260,207
  5. Step 5: Solve for x
    x = 4,532,950,625,260,207/56,012,446.80
  6. Step 6: Final answer
    x = 80,927,559.57

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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.