Home / 28,941,401.02-39,939,601.35-15,889,863.10

Finding the Fourth Proportional to 28,941,401.02, 39,939,601.35 and 15,889,863.10

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Solution

The fourth proportional to 28,941,401.02, 39,939,601.35 and 15,889,863.10 is: 21,928,268.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,941,401.02 : 39,939,601.35 = 15,889,863.10 : x
  2. Step 2: Convert to fraction form
    28,941,401.02/39,939,601.35 = 15,889,863.10/x
  3. Step 3: Cross multiply
    28,941,401.02x = 39,939,601.35 × 15,889,863.10
  4. Step 4: Simplify right side
    28,941,401.02x = 634,634,797,720,075.25
  5. Step 5: Solve for x
    x = 634,634,797,720,075.25/28,941,401.02
  6. Step 6: Final answer
    x = 21,928,268.00

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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.