Home / 30,261,190.40-45,395,932.80-10,064,326.40

Finding the Fourth Proportional to 30,261,190.40, 45,395,932.80 and 10,064,326.40

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Solution

The fourth proportional to 30,261,190.40, 45,395,932.80 and 10,064,326.40 is: 15,097,868.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,261,190.40 : 45,395,932.80 = 10,064,326.40 : x
  2. Step 2: Convert to fraction form
    30,261,190.40/45,395,932.80 = 10,064,326.40/x
  3. Step 3: Cross multiply
    30,261,190.40x = 45,395,932.80 × 10,064,326.40
  4. Step 4: Simplify right side
    30,261,190.40x = 456,879,484,931,665.94
  5. Step 5: Solve for x
    x = 456,879,484,931,665.94/30,261,190.40
  6. Step 6: Final answer
    x = 15,097,868.88

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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.