Home / 7,878,014.02-10,871,648.79-4,256,342.02

Finding the Fourth Proportional to 7,878,014.02, 10,871,648.79 and 4,256,342.02

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Solution

The fourth proportional to 7,878,014.02, 10,871,648.79 and 4,256,342.02 is: 5,873,746.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,878,014.02 : 10,871,648.79 = 4,256,342.02 : x
  2. Step 2: Convert to fraction form
    7,878,014.02/10,871,648.79 = 4,256,342.02/x
  3. Step 3: Cross multiply
    7,878,014.02x = 10,871,648.79 × 4,256,342.02
  4. Step 4: Simplify right side
    7,878,014.02x = 46,273,455,571,559.15
  5. Step 5: Solve for x
    x = 46,273,455,571,559.15/7,878,014.02
  6. Step 6: Final answer
    x = 5,873,746.28

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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.