Home / 7,137,200.48-9,849,081.68-4,039,657.29

Finding the Fourth Proportional to 7,137,200.48, 9,849,081.68 and 4,039,657.29

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Solution

The fourth proportional to 7,137,200.48, 9,849,081.68 and 4,039,657.29 is: 5,574,582.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,200.48 : 9,849,081.68 = 4,039,657.29 : x
  2. Step 2: Convert to fraction form
    7,137,200.48/9,849,081.68 = 4,039,657.29/x
  3. Step 3: Cross multiply
    7,137,200.48x = 9,849,081.68 × 4,039,657.29
  4. Step 4: Simplify right side
    7,137,200.48x = 39,786,914,588,219.16
  5. Step 5: Solve for x
    x = 39,786,914,588,219.16/7,137,200.48
  6. Step 6: Final answer
    x = 5,574,582.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.