Home / 10,207,995.84-15,311,993.80-3,018,970.32

Finding the Fourth Proportional to 10,207,995.84, 15,311,993.80 and 3,018,970.32

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Solution

The fourth proportional to 10,207,995.84, 15,311,993.80 and 3,018,970.32 is: 4,528,455.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207,995.84 : 15,311,993.80 = 3,018,970.32 : x
  2. Step 2: Convert to fraction form
    10,207,995.84/15,311,993.80 = 3,018,970.32/x
  3. Step 3: Cross multiply
    10,207,995.84x = 15,311,993.80 × 3,018,970.32
  4. Step 4: Simplify right side
    10,207,995.84x = 46,226,454,822,224.02
  5. Step 5: Solve for x
    x = 46,226,454,822,224.02/10,207,995.84
  6. Step 6: Final answer
    x = 4,528,455.49

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Double scale
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Similar ratio
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1.5x scale

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.