Home / 28,232,704.80-42,354,962.10-9,065,399.40

Finding the Fourth Proportional to 28,232,704.80, 42,354,962.10 and 9,065,399.40

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Solution

The fourth proportional to 28,232,704.80, 42,354,962.10 and 9,065,399.40 is: 13,599,995.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,232,704.80 : 42,354,962.10 = 9,065,399.40 : x
  2. Step 2: Convert to fraction form
    28,232,704.80/42,354,962.10 = 9,065,399.40/x
  3. Step 3: Cross multiply
    28,232,704.80x = 42,354,962.10 × 9,065,399.40
  4. Step 4: Simplify right side
    28,232,704.80x = 383,964,648,008,362.75
  5. Step 5: Solve for x
    x = 383,964,648,008,362.75/28,232,704.80
  6. Step 6: Final answer
    x = 13,599,995.14

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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.