Home / 30,074,536-45,112,689.74-7,355,433.25

Finding the Fourth Proportional to 30,074,536, 45,112,689.74 and 7,355,433.25

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Solution

The fourth proportional to 30,074,536, 45,112,689.74 and 7,355,433.25 is: 11,033,366.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,074,536 : 45,112,689.74 = 7,355,433.25 : x
  2. Step 2: Convert to fraction form
    30,074,536/45,112,689.74 = 7,355,433.25/x
  3. Step 3: Cross multiply
    30,074,536x = 45,112,689.74 × 7,355,433.25
  4. Step 4: Simplify right side
    30,074,536x = 331,823,378,110,529.88
  5. Step 5: Solve for x
    x = 331,823,378,110,529.88/30,074,536
  6. Step 6: Final answer
    x = 11,033,366.50

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1.5x scale

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.