Home / 12,009,070.89-18,013,444.86-2,911,246.92

Finding the Fourth Proportional to 12,009,070.89, 18,013,444.86 and 2,911,246.92

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Solution

The fourth proportional to 12,009,070.89, 18,013,444.86 and 2,911,246.92 is: 4,366,831.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,009,070.89 : 18,013,444.86 = 2,911,246.92 : x
  2. Step 2: Convert to fraction form
    12,009,070.89/18,013,444.86 = 2,911,246.92/x
  3. Step 3: Cross multiply
    12,009,070.89x = 18,013,444.86 × 2,911,246.92
  4. Step 4: Simplify right side
    12,009,070.89x = 52,441,585,867,264.83
  5. Step 5: Solve for x
    x = 52,441,585,867,264.83/12,009,070.89
  6. Step 6: Final answer
    x = 4,366,831.24

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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.