Home / 9,785,745.20-14,678,617.80-8,903,946.80

Finding the Fourth Proportional to 9,785,745.20, 14,678,617.80 and 8,903,946.80

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Solution

The fourth proportional to 9,785,745.20, 14,678,617.80 and 8,903,946.80 is: 13,355,920.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785,745.20 : 14,678,617.80 = 8,903,946.80 : x
  2. Step 2: Convert to fraction form
    9,785,745.20/14,678,617.80 = 8,903,946.80/x
  3. Step 3: Cross multiply
    9,785,745.20x = 14,678,617.80 × 8,903,946.80
  4. Step 4: Simplify right side
    9,785,745.20x = 130,697,631,988,733.06
  5. Step 5: Solve for x
    x = 130,697,631,988,733.06/9,785,745.20
  6. Step 6: Final answer
    x = 13,355,920.20

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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.