Home / 19,571,840.70-29,357,761.05-11,488,688.70

Finding the Fourth Proportional to 19,571,840.70, 29,357,761.05 and 11,488,688.70

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Solution

The fourth proportional to 19,571,840.70, 29,357,761.05 and 11,488,688.70 is: 17,233,033.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,571,840.70 : 29,357,761.05 = 11,488,688.70 : x
  2. Step 2: Convert to fraction form
    19,571,840.70/29,357,761.05 = 11,488,688.70/x
  3. Step 3: Cross multiply
    19,571,840.70x = 29,357,761.05 × 11,488,688.70
  4. Step 4: Simplify right side
    19,571,840.70x = 337,282,177,632,435.12
  5. Step 5: Solve for x
    x = 337,282,177,632,435.12/19,571,840.70
  6. Step 6: Final answer
    x = 17,233,033.05

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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.