Home / 6,645,492.30-9,972,904.05-2,861,690.70

Finding the Fourth Proportional to 6,645,492.30, 9,972,904.05 and 2,861,690.70

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Solution

The fourth proportional to 6,645,492.30, 9,972,904.05 and 2,861,690.70 is: 4,294,545.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,492.30 : 9,972,904.05 = 2,861,690.70 : x
  2. Step 2: Convert to fraction form
    6,645,492.30/9,972,904.05 = 2,861,690.70/x
  3. Step 3: Cross multiply
    6,645,492.30x = 9,972,904.05 × 2,861,690.70
  4. Step 4: Simplify right side
    6,645,492.30x = 28,539,366,771,877.34
  5. Step 5: Solve for x
    x = 28,539,366,771,877.34/6,645,492.30
  6. Step 6: Final answer
    x = 4,294,545.16

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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.