Home / 19,383,831.60-29,075,488.20-5,920,724.40

Finding the Fourth Proportional to 19,383,831.60, 29,075,488.20 and 5,920,724.40

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Solution

The fourth proportional to 19,383,831.60, 29,075,488.20 and 5,920,724.40 is: 8,881,007.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,383,831.60 : 29,075,488.20 = 5,920,724.40 : x
  2. Step 2: Convert to fraction form
    19,383,831.60/29,075,488.20 = 5,920,724.40/x
  3. Step 3: Cross multiply
    19,383,831.60x = 29,075,488.20 × 5,920,724.40
  4. Step 4: Simplify right side
    19,383,831.60x = 172,147,952,427,652.09
  5. Step 5: Solve for x
    x = 172,147,952,427,652.09/19,383,831.60
  6. Step 6: Final answer
    x = 8,881,007.43

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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.