Home / 13,869,320.60-20,804,045.70-4,893,872.60

Finding the Fourth Proportional to 13,869,320.60, 20,804,045.70 and 4,893,872.60

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Solution

The fourth proportional to 13,869,320.60, 20,804,045.70 and 4,893,872.60 is: 7,340,831.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,869,320.60 : 20,804,045.70 = 4,893,872.60 : x
  2. Step 2: Convert to fraction form
    13,869,320.60/20,804,045.70 = 4,893,872.60/x
  3. Step 3: Cross multiply
    13,869,320.60x = 20,804,045.70 × 4,893,872.60
  4. Step 4: Simplify right side
    13,869,320.60x = 101,812,349,220,377.81
  5. Step 5: Solve for x
    x = 101,812,349,220,377.81/13,869,320.60
  6. Step 6: Final answer
    x = 7,340,831.77

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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.