Home / 8,069,831.48-11,136,032.36-4,398,667.28

Finding the Fourth Proportional to 8,069,831.48, 11,136,032.36 and 4,398,667.28

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Solution

The fourth proportional to 8,069,831.48, 11,136,032.36 and 4,398,667.28 is: 6,069,978.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069,831.48 : 11,136,032.36 = 4,398,667.28 : x
  2. Step 2: Convert to fraction form
    8,069,831.48/11,136,032.36 = 4,398,667.28/x
  3. Step 3: Cross multiply
    8,069,831.48x = 11,136,032.36 × 4,398,667.28
  4. Step 4: Simplify right side
    8,069,831.48x = 48,983,701,170,953.18
  5. Step 5: Solve for x
    x = 48,983,701,170,953.18/8,069,831.48
  6. Step 6: Final answer
    x = 6,069,978.20

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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.