Home / 14,492,720.73-19,999,836.71-7,966,280.80

Finding the Fourth Proportional to 14,492,720.73, 19,999,836.71 and 7,966,280.80

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Solution

The fourth proportional to 14,492,720.73, 19,999,836.71 and 7,966,280.80 is: 10,993,402.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,492,720.73 : 19,999,836.71 = 7,966,280.80 : x
  2. Step 2: Convert to fraction form
    14,492,720.73/19,999,836.71 = 7,966,280.80/x
  3. Step 3: Cross multiply
    14,492,720.73x = 19,999,836.71 × 7,966,280.80
  4. Step 4: Simplify right side
    14,492,720.73x = 159,324,315,105,924.69
  5. Step 5: Solve for x
    x = 159,324,315,105,924.69/14,492,720.73
  6. Step 6: Final answer
    x = 10,993,402.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.