Home / 14,171,411.47-19,556,499.87-7,976,454.59

Finding the Fourth Proportional to 14,171,411.47, 19,556,499.87 and 7,976,454.59

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Solution

The fourth proportional to 14,171,411.47, 19,556,499.87 and 7,976,454.59 is: 11,007,480.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,171,411.47 : 19,556,499.87 = 7,976,454.59 : x
  2. Step 2: Convert to fraction form
    14,171,411.47/19,556,499.87 = 7,976,454.59/x
  3. Step 3: Cross multiply
    14,171,411.47x = 19,556,499.87 × 7,976,454.59
  4. Step 4: Simplify right side
    14,171,411.47x = 155,991,533,201,287.16
  5. Step 5: Solve for x
    x = 155,991,533,201,287.16/14,171,411.47
  6. Step 6: Final answer
    x = 11,007,480.35

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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.