Home / 7,509,142.13-11,264,152.88-2,898,153.35

Finding the Fourth Proportional to 7,509,142.13, 11,264,152.88 and 2,898,153.35

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Solution

The fourth proportional to 7,509,142.13, 11,264,152.88 and 2,898,153.35 is: 4,347,399.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509,142.13 : 11,264,152.88 = 2,898,153.35 : x
  2. Step 2: Convert to fraction form
    7,509,142.13/11,264,152.88 = 2,898,153.35/x
  3. Step 3: Cross multiply
    7,509,142.13x = 11,264,152.88 × 2,898,153.35
  4. Step 4: Simplify right side
    7,509,142.13x = 32,645,242,404,084.15
  5. Step 5: Solve for x
    x = 32,645,242,404,084.15/7,509,142.13
  6. Step 6: Final answer
    x = 4,347,399.72

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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.