Home / 10,368,088.40-15,552,132.60-9,780,222.80

Finding the Fourth Proportional to 10,368,088.40, 15,552,132.60 and 9,780,222.80

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Solution

The fourth proportional to 10,368,088.40, 15,552,132.60 and 9,780,222.80 is: 14,670,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,088.40 : 15,552,132.60 = 9,780,222.80 : x
  2. Step 2: Convert to fraction form
    10,368,088.40/15,552,132.60 = 9,780,222.80/x
  3. Step 3: Cross multiply
    10,368,088.40x = 15,552,132.60 × 9,780,222.80
  4. Step 4: Simplify right side
    10,368,088.40x = 152,103,321,843,143.28
  5. Step 5: Solve for x
    x = 152,103,321,843,143.28/10,368,088.40
  6. Step 6: Final answer
    x = 14,670,334.20

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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.