Home / 6,660,076-9,990,114.42-1,611,386.50

Finding the Fourth Proportional to 6,660,076, 9,990,114.42 and 1,611,386.50

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Solution

The fourth proportional to 6,660,076, 9,990,114.42 and 1,611,386.50 is: 2,417,079.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660,076 : 9,990,114.42 = 1,611,386.50 : x
  2. Step 2: Convert to fraction form
    6,660,076/9,990,114.42 = 1,611,386.50/x
  3. Step 3: Cross multiply
    6,660,076x = 9,990,114.42 × 1,611,386.50
  4. Step 4: Simplify right side
    6,660,076x = 16,097,935,509,843.33
  5. Step 5: Solve for x
    x = 16,097,935,509,843.33/6,660,076
  6. Step 6: Final answer
    x = 2,417,079.85

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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.