Home / 72,054,271.86-108,065,199.78-33,155,411.04

Finding the Fourth Proportional to 72,054,271.86, 108,065,199.78 and 33,155,411.04

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Solution

The fourth proportional to 72,054,271.86, 108,065,199.78 and 33,155,411.04 is: 49,725,658.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,054,271.86 : 108,065,199.78 = 33,155,411.04 : x
  2. Step 2: Convert to fraction form
    72,054,271.86/108,065,199.78 = 33,155,411.04/x
  3. Step 3: Cross multiply
    72,054,271.86x = 108,065,199.78 × 33,155,411.04
  4. Step 4: Simplify right side
    72,054,271.86x = 3,582,946,117,825,617.50
  5. Step 5: Solve for x
    x = 3,582,946,117,825,617.50/72,054,271.86
  6. Step 6: Final answer
    x = 49,725,658.53

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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.