Home / 25,144,047.40-37,660,083.90-21,784,815.40

Finding the Fourth Proportional to 25,144,047.40, 37,660,083.90 and 21,784,815.40

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Solution

The fourth proportional to 25,144,047.40, 37,660,083.90 and 21,784,815.40 is: 32,628,715.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,144,047.40 : 37,660,083.90 = 21,784,815.40 : x
  2. Step 2: Convert to fraction form
    25,144,047.40/37,660,083.90 = 21,784,815.40/x
  3. Step 3: Cross multiply
    25,144,047.40x = 37,660,083.90 × 21,784,815.40
  4. Step 4: Simplify right side
    25,144,047.40x = 820,417,975,710,012
  5. Step 5: Solve for x
    x = 820,417,975,710,012/25,144,047.40
  6. Step 6: Final answer
    x = 32,628,715.76

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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.