Home / 7,510,634.28-10,364,678.04-4,072,874.40

Finding the Fourth Proportional to 7,510,634.28, 10,364,678.04 and 4,072,874.40

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Solution

The fourth proportional to 7,510,634.28, 10,364,678.04 and 4,072,874.40 is: 5,620,568.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510,634.28 : 10,364,678.04 = 4,072,874.40 : x
  2. Step 2: Convert to fraction form
    7,510,634.28/10,364,678.04 = 4,072,874.40/x
  3. Step 3: Cross multiply
    7,510,634.28x = 10,364,678.04 × 4,072,874.40
  4. Step 4: Simplify right side
    7,510,634.28x = 42,214,031,853,358.17
  5. Step 5: Solve for x
    x = 42,214,031,853,358.17/7,510,634.28
  6. Step 6: Final answer
    x = 5,620,568.15

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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.