Home / 5,195,078.32-7,169,187.12-2,903,238.40

Finding the Fourth Proportional to 5,195,078.32, 7,169,187.12 and 2,903,238.40

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Solution

The fourth proportional to 5,195,078.32, 7,169,187.12 and 2,903,238.40 is: 4,006,457.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195,078.32 : 7,169,187.12 = 2,903,238.40 : x
  2. Step 2: Convert to fraction form
    5,195,078.32/7,169,187.12 = 2,903,238.40/x
  3. Step 3: Cross multiply
    5,195,078.32x = 7,169,187.12 × 2,903,238.40
  4. Step 4: Simplify right side
    5,195,078.32x = 20,813,859,343,569.41
  5. Step 5: Solve for x
    x = 20,813,859,343,569.41/5,195,078.32
  6. Step 6: Final answer
    x = 4,006,457.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.