Home / 16,862,776-23,273,783.40-9,619,432

Finding the Fourth Proportional to 16,862,776, 23,273,783.40 and 9,619,432

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Solution

The fourth proportional to 16,862,776, 23,273,783.40 and 9,619,432 is: 13,276,614.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,862,776 : 23,273,783.40 = 9,619,432 : x
  2. Step 2: Convert to fraction form
    16,862,776/23,273,783.40 = 9,619,432/x
  3. Step 3: Cross multiply
    16,862,776x = 23,273,783.40 × 9,619,432
  4. Step 4: Simplify right side
    16,862,776x = 223,880,576,799,028.78
  5. Step 5: Solve for x
    x = 223,880,576,799,028.78/16,862,776
  6. Step 6: Final answer
    x = 13,276,614.53

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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.