Home / 23,678,460.71-32,658,270.28-20,376,320.69

Finding the Fourth Proportional to 23,678,460.71, 32,658,270.28 and 20,376,320.69

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Solution

The fourth proportional to 23,678,460.71, 32,658,270.28 and 20,376,320.69 is: 28,103,828.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,678,460.71 : 32,658,270.28 = 20,376,320.69 : x
  2. Step 2: Convert to fraction form
    23,678,460.71/32,658,270.28 = 20,376,320.69/x
  3. Step 3: Cross multiply
    23,678,460.71x = 32,658,270.28 × 20,376,320.69
  4. Step 4: Simplify right side
    23,678,460.71x = 665,455,388,455,876.50
  5. Step 5: Solve for x
    x = 665,455,388,455,876.50/23,678,460.71
  6. Step 6: Final answer
    x = 28,103,828.05

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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.