Home / 56,683,828.17-85,039,235.73-18,345,342.74

Finding the Fourth Proportional to 56,683,828.17, 85,039,235.73 and 18,345,342.74

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Solution

The fourth proportional to 56,683,828.17, 85,039,235.73 and 18,345,342.74 is: 27,522,381.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,683,828.17 : 85,039,235.73 = 18,345,342.74 : x
  2. Step 2: Convert to fraction form
    56,683,828.17/85,039,235.73 = 18,345,342.74/x
  3. Step 3: Cross multiply
    56,683,828.17x = 85,039,235.73 × 18,345,342.74
  4. Step 4: Simplify right side
    56,683,828.17x = 1,560,073,925,389,308
  5. Step 5: Solve for x
    x = 1,560,073,925,389,308/56,683,828.17
  6. Step 6: Final answer
    x = 27,522,381.18

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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.