Home / 30,133,494.80-45,183,653.40-9,928,336.40

Finding the Fourth Proportional to 30,133,494.80, 45,183,653.40 and 9,928,336.40

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Solution

The fourth proportional to 30,133,494.80, 45,183,653.40 and 9,928,336.40 is: 14,887,038.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,133,494.80 : 45,183,653.40 = 9,928,336.40 : x
  2. Step 2: Convert to fraction form
    30,133,494.80/45,183,653.40 = 9,928,336.40/x
  3. Step 3: Cross multiply
    30,133,494.80x = 45,183,653.40 × 9,928,336.40
  4. Step 4: Simplify right side
    30,133,494.80x = 448,598,510,736,203.75
  5. Step 5: Solve for x
    x = 448,598,510,736,203.75/30,133,494.80
  6. Step 6: Final answer
    x = 14,887,038.95

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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.