Home / 31,111,235.40-46,666,853.10-19,764,496.20

Finding the Fourth Proportional to 31,111,235.40, 46,666,853.10 and 19,764,496.20

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Solution

The fourth proportional to 31,111,235.40, 46,666,853.10 and 19,764,496.20 is: 29,646,744.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,111,235.40 : 46,666,853.10 = 19,764,496.20 : x
  2. Step 2: Convert to fraction form
    31,111,235.40/46,666,853.10 = 19,764,496.20/x
  3. Step 3: Cross multiply
    31,111,235.40x = 46,666,853.10 × 19,764,496.20
  4. Step 4: Simplify right side
    31,111,235.40x = 922,346,840,760,908.25
  5. Step 5: Solve for x
    x = 922,346,840,760,908.25/31,111,235.40
  6. Step 6: Final answer
    x = 29,646,744.30

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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.