Home / 7,347,322.58-10,139,426.10-4,039,756.61

Finding the Fourth Proportional to 7,347,322.58, 10,139,426.10 and 4,039,756.61

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Solution

The fourth proportional to 7,347,322.58, 10,139,426.10 and 4,039,756.61 is: 5,574,930.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347,322.58 : 10,139,426.10 = 4,039,756.61 : x
  2. Step 2: Convert to fraction form
    7,347,322.58/10,139,426.10 = 4,039,756.61/x
  3. Step 3: Cross multiply
    7,347,322.58x = 10,139,426.10 × 4,039,756.61
  4. Step 4: Simplify right side
    7,347,322.58x = 40,960,813,558,384.39
  5. Step 5: Solve for x
    x = 40,960,813,558,384.39/7,347,322.58
  6. Step 6: Final answer
    x = 5,574,930.61

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1.5x scale

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.