Home / 8,970,684.48-12,395,738.02-6,387,881.24

Finding the Fourth Proportional to 8,970,684.48, 12,395,738.02 and 6,387,881.24

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Solution

The fourth proportional to 8,970,684.48, 12,395,738.02 and 6,387,881.24 is: 8,826,807.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,970,684.48 : 12,395,738.02 = 6,387,881.24 : x
  2. Step 2: Convert to fraction form
    8,970,684.48/12,395,738.02 = 6,387,881.24/x
  3. Step 3: Cross multiply
    8,970,684.48x = 12,395,738.02 × 6,387,881.24
  4. Step 4: Simplify right side
    8,970,684.48x = 79,182,502,353,912.75
  5. Step 5: Solve for x
    x = 79,182,502,353,912.75/8,970,684.48
  6. Step 6: Final answer
    x = 8,826,807.20

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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.