Home / 7,030,023.68-9,701,756.16-3,974,366.72

Finding the Fourth Proportional to 7,030,023.68, 9,701,756.16 and 3,974,366.72

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Solution

The fourth proportional to 7,030,023.68, 9,701,756.16 and 3,974,366.72 is: 5,484,808.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030,023.68 : 9,701,756.16 = 3,974,366.72 : x
  2. Step 2: Convert to fraction form
    7,030,023.68/9,701,756.16 = 3,974,366.72/x
  3. Step 3: Cross multiply
    7,030,023.68x = 9,701,756.16 × 3,974,366.72
  4. Step 4: Simplify right side
    7,030,023.68x = 38,558,336,807,859
  5. Step 5: Solve for x
    x = 38,558,336,807,859/7,030,023.68
  6. Step 6: Final answer
    x = 5,484,808.95

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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.