Home / 28,232,706.30-42,354,964.35-9,065,400.90

Finding the Fourth Proportional to 28,232,706.30, 42,354,964.35 and 9,065,400.90

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Solution

The fourth proportional to 28,232,706.30, 42,354,964.35 and 9,065,400.90 is: 13,599,997.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,232,706.30 : 42,354,964.35 = 9,065,400.90 : x
  2. Step 2: Convert to fraction form
    28,232,706.30/42,354,964.35 = 9,065,400.90/x
  3. Step 3: Cross multiply
    28,232,706.30x = 42,354,964.35 × 9,065,400.90
  4. Step 4: Simplify right side
    28,232,706.30x = 383,964,731,937,957.94
  5. Step 5: Solve for x
    x = 383,964,731,937,957.94/28,232,706.30
  6. Step 6: Final answer
    x = 13,599,997.39

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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.