Home / 13,047,438.80-19,571,158.20-10,360,053.20

Finding the Fourth Proportional to 13,047,438.80, 19,571,158.20 and 10,360,053.20

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Solution

The fourth proportional to 13,047,438.80, 19,571,158.20 and 10,360,053.20 is: 15,540,079.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047,438.80 : 19,571,158.20 = 10,360,053.20 : x
  2. Step 2: Convert to fraction form
    13,047,438.80/19,571,158.20 = 10,360,053.20/x
  3. Step 3: Cross multiply
    13,047,438.80x = 19,571,158.20 × 10,360,053.20
  4. Step 4: Simplify right side
    13,047,438.80x = 202,758,240,137,616.22
  5. Step 5: Solve for x
    x = 202,758,240,137,616.22/13,047,438.80
  6. Step 6: Final answer
    x = 15,540,079.80

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1.5x scale

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.