Home / 34,678,646.25-47,856,535.47-19,209,732.81

Finding the Fourth Proportional to 34,678,646.25, 47,856,535.47 and 19,209,732.81

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Solution

The fourth proportional to 34,678,646.25, 47,856,535.47 and 19,209,732.81 is: 26,509,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,678,646.25 : 47,856,535.47 = 19,209,732.81 : x
  2. Step 2: Convert to fraction form
    34,678,646.25/47,856,535.47 = 19,209,732.81/x
  3. Step 3: Cross multiply
    34,678,646.25x = 47,856,535.47 × 19,209,732.81
  4. Step 4: Simplify right side
    34,678,646.25x = 919,311,259,590,987.62
  5. Step 5: Solve for x
    x = 919,311,259,590,987.62/34,678,646.25
  6. Step 6: Final answer
    x = 26,509,433.30

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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.