Home / 7,785,280.64-11,676,653.04-2,735,412.32

Finding the Fourth Proportional to 7,785,280.64, 11,676,653.04 and 2,735,412.32

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Solution

The fourth proportional to 7,785,280.64, 11,676,653.04 and 2,735,412.32 is: 4,102,672.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,785,280.64 : 11,676,653.04 = 2,735,412.32 : x
  2. Step 2: Convert to fraction form
    7,785,280.64/11,676,653.04 = 2,735,412.32/x
  3. Step 3: Cross multiply
    7,785,280.64x = 11,676,653.04 × 2,735,412.32
  4. Step 4: Simplify right side
    7,785,280.64x = 31,940,460,581,981.45
  5. Step 5: Solve for x
    x = 31,940,460,581,981.45/7,785,280.64
  6. Step 6: Final answer
    x = 4,102,672.99

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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.