Home / 13,205,699.22-19,791,498.44-5,913,831.16

Finding the Fourth Proportional to 13,205,699.22, 19,791,498.44 and 5,913,831.16

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Solution

The fourth proportional to 13,205,699.22, 19,791,498.44 and 5,913,831.16 is: 8,863,111.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205,699.22 : 19,791,498.44 = 5,913,831.16 : x
  2. Step 2: Convert to fraction form
    13,205,699.22/19,791,498.44 = 5,913,831.16/x
  3. Step 3: Cross multiply
    13,205,699.22x = 19,791,498.44 × 5,913,831.16
  4. Step 4: Simplify right side
    13,205,699.22x = 117,043,580,183,822.05
  5. Step 5: Solve for x
    x = 117,043,580,183,822.05/13,205,699.22
  6. Step 6: Final answer
    x = 8,863,111.16

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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.