Home / 7,348,636.80-10,140,544.40-4,085,252.80

Finding the Fourth Proportional to 7,348,636.80, 10,140,544.40 and 4,085,252.80

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Solution

The fourth proportional to 7,348,636.80, 10,140,544.40 and 4,085,252.80 is: 5,637,329.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348,636.80 : 10,140,544.40 = 4,085,252.80 : x
  2. Step 2: Convert to fraction form
    7,348,636.80/10,140,544.40 = 4,085,252.80/x
  3. Step 3: Cross multiply
    7,348,636.80x = 10,140,544.40 × 4,085,252.80
  4. Step 4: Simplify right side
    7,348,636.80x = 41,426,687,403,624.32
  5. Step 5: Solve for x
    x = 41,426,687,403,624.32/7,348,636.80
  6. Step 6: Final answer
    x = 5,637,329.55

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1.5x scale

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.