Home / 10,368,008.20-15,552,012.30-10,019,643.40

Finding the Fourth Proportional to 10,368,008.20, 15,552,012.30 and 10,019,643.40

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Solution

The fourth proportional to 10,368,008.20, 15,552,012.30 and 10,019,643.40 is: 15,029,465.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,008.20 : 15,552,012.30 = 10,019,643.40 : x
  2. Step 2: Convert to fraction form
    10,368,008.20/15,552,012.30 = 10,019,643.40/x
  3. Step 3: Cross multiply
    10,368,008.20x = 15,552,012.30 × 10,019,643.40
  4. Step 4: Simplify right side
    10,368,008.20x = 155,825,617,398,413.84
  5. Step 5: Solve for x
    x = 155,825,617,398,413.84/10,368,008.20
  6. Step 6: Final answer
    x = 15,029,465.10

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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.