Home / 12,071,246.40-18,106,869.60-10,748,548.80

Finding the Fourth Proportional to 12,071,246.40, 18,106,869.60 and 10,748,548.80

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Solution

The fourth proportional to 12,071,246.40, 18,106,869.60 and 10,748,548.80 is: 16,122,823.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,071,246.40 : 18,106,869.60 = 10,748,548.80 : x
  2. Step 2: Convert to fraction form
    12,071,246.40/18,106,869.60 = 10,748,548.80/x
  3. Step 3: Cross multiply
    12,071,246.40x = 18,106,869.60 × 10,748,548.80
  4. Step 4: Simplify right side
    12,071,246.40x = 194,622,571,510,836.50
  5. Step 5: Solve for x
    x = 194,622,571,510,836.50/12,071,246.40
  6. Step 6: Final answer
    x = 16,122,823.20

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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.