Home / 30,127,724.91-41,020,047.45-30,032,065.53

Finding the Fourth Proportional to 30,127,724.91, 41,020,047.45 and 30,032,065.53

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Solution

The fourth proportional to 30,127,724.91, 41,020,047.45 and 30,032,065.53 is: 40,889,803.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,127,724.91 : 41,020,047.45 = 30,032,065.53 : x
  2. Step 2: Convert to fraction form
    30,127,724.91/41,020,047.45 = 30,032,065.53/x
  3. Step 3: Cross multiply
    30,127,724.91x = 41,020,047.45 × 30,032,065.53
  4. Step 4: Simplify right side
    30,127,724.91x = 1,231,916,753,062,109.50
  5. Step 5: Solve for x
    x = 1,231,916,753,062,109.50/30,127,724.91
  6. Step 6: Final answer
    x = 40,889,803.55

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.