Home / 8,953,802.40-13,422,830.40-5,360,998.80

Finding the Fourth Proportional to 8,953,802.40, 13,422,830.40 and 5,360,998.80

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Solution

The fourth proportional to 8,953,802.40, 13,422,830.40 and 5,360,998.80 is: 8,036,784.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,953,802.40 : 13,422,830.40 = 5,360,998.80 : x
  2. Step 2: Convert to fraction form
    8,953,802.40/13,422,830.40 = 5,360,998.80/x
  3. Step 3: Cross multiply
    8,953,802.40x = 13,422,830.40 × 5,360,998.80
  4. Step 4: Simplify right side
    8,953,802.40x = 71,959,777,667,003.52
  5. Step 5: Solve for x
    x = 71,959,777,667,003.52/8,953,802.40
  6. Step 6: Final answer
    x = 8,036,784.20

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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.