Home / 7,347,263.80-10,139,345.42-4,039,697.84

Finding the Fourth Proportional to 7,347,263.80, 10,139,345.42 and 4,039,697.84

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Solution

The fourth proportional to 7,347,263.80, 10,139,345.42 and 4,039,697.84 is: 5,574,849.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347,263.80 : 10,139,345.42 = 4,039,697.84 : x
  2. Step 2: Convert to fraction form
    7,347,263.80/10,139,345.42 = 4,039,697.84/x
  3. Step 3: Cross multiply
    7,347,263.80x = 10,139,345.42 × 4,039,697.84
  4. Step 4: Simplify right side
    7,347,263.80x = 40,959,891,792,187.89
  5. Step 5: Solve for x
    x = 40,959,891,792,187.89/7,347,263.80
  6. Step 6: Final answer
    x = 5,574,849.75

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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.