Home / 30,167,660.10-45,251,490.15-27,805,700.10

Finding the Fourth Proportional to 30,167,660.10, 45,251,490.15 and 27,805,700.10

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Solution

The fourth proportional to 30,167,660.10, 45,251,490.15 and 27,805,700.10 is: 41,708,550.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,167,660.10 : 45,251,490.15 = 27,805,700.10 : x
  2. Step 2: Convert to fraction form
    30,167,660.10/45,251,490.15 = 27,805,700.10/x
  3. Step 3: Cross multiply
    30,167,660.10x = 45,251,490.15 × 27,805,700.10
  4. Step 4: Simplify right side
    30,167,660.10x = 1,258,249,364,189,004
  5. Step 5: Solve for x
    x = 1,258,249,364,189,004/30,167,660.10
  6. Step 6: Final answer
    x = 41,708,550.15

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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.