Home / 9,720,029.20-14,580,043.80-9,247,637.20

Finding the Fourth Proportional to 9,720,029.20, 14,580,043.80 and 9,247,637.20

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Solution

The fourth proportional to 9,720,029.20, 14,580,043.80 and 9,247,637.20 is: 13,871,455.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,720,029.20 : 14,580,043.80 = 9,247,637.20 : x
  2. Step 2: Convert to fraction form
    9,720,029.20/14,580,043.80 = 9,247,637.20/x
  3. Step 3: Cross multiply
    9,720,029.20x = 14,580,043.80 × 9,247,637.20
  4. Step 4: Simplify right side
    9,720,029.20x = 134,830,955,422,509.36
  5. Step 5: Solve for x
    x = 134,830,955,422,509.36/9,720,029.20
  6. Step 6: Final answer
    x = 13,871,455.80

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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.