Home / 30,339,436.01-45,509,574.40-9,869,262.75

Finding the Fourth Proportional to 30,339,436.01, 45,509,574.40 and 9,869,262.75

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Solution

The fourth proportional to 30,339,436.01, 45,509,574.40 and 9,869,262.75 is: 14,804,030.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,339,436.01 : 45,509,574.40 = 9,869,262.75 : x
  2. Step 2: Convert to fraction form
    30,339,436.01/45,509,574.40 = 9,869,262.75/x
  3. Step 3: Cross multiply
    30,339,436.01x = 45,509,574.40 × 9,869,262.75
  4. Step 4: Simplify right side
    30,339,436.01x = 449,145,947,369,600.44
  5. Step 5: Solve for x
    x = 449,145,947,369,600.44/30,339,436.01
  6. Step 6: Final answer
    x = 14,804,030.88

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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.