Home / 14,121,428.10-21,185,750.70-4,536,900.60

Finding the Fourth Proportional to 14,121,428.10, 21,185,750.70 and 4,536,900.60

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Solution

The fourth proportional to 14,121,428.10, 21,185,750.70 and 4,536,900.60 is: 6,806,510.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,121,428.10 : 21,185,750.70 = 4,536,900.60 : x
  2. Step 2: Convert to fraction form
    14,121,428.10/21,185,750.70 = 4,536,900.60/x
  3. Step 3: Cross multiply
    14,121,428.10x = 21,185,750.70 × 4,536,900.60
  4. Step 4: Simplify right side
    14,121,428.10x = 96,117,645,062,280.41
  5. Step 5: Solve for x
    x = 96,117,645,062,280.41/14,121,428.10
  6. Step 6: Final answer
    x = 6,806,510.25

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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.