Home / 11,591,831.10-17,387,746.65-7,280,816.70

Finding the Fourth Proportional to 11,591,831.10, 17,387,746.65 and 7,280,816.70

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Solution

The fourth proportional to 11,591,831.10, 17,387,746.65 and 7,280,816.70 is: 10,921,225.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591,831.10 : 17,387,746.65 = 7,280,816.70 : x
  2. Step 2: Convert to fraction form
    11,591,831.10/17,387,746.65 = 7,280,816.70/x
  3. Step 3: Cross multiply
    11,591,831.10x = 17,387,746.65 × 7,280,816.70
  4. Step 4: Simplify right side
    11,591,831.10x = 126,596,996,184,689.05
  5. Step 5: Solve for x
    x = 126,596,996,184,689.05/11,591,831.10
  6. Step 6: Final answer
    x = 10,921,225.05

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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.