Home / 13,122,364.60-19,683,546.90-4,146,916.60

Finding the Fourth Proportional to 13,122,364.60, 19,683,546.90 and 4,146,916.60

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Solution

The fourth proportional to 13,122,364.60, 19,683,546.90 and 4,146,916.60 is: 6,220,374.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,364.60 : 19,683,546.90 = 4,146,916.60 : x
  2. Step 2: Convert to fraction form
    13,122,364.60/19,683,546.90 = 4,146,916.60/x
  3. Step 3: Cross multiply
    13,122,364.60x = 19,683,546.90 × 4,146,916.60
  4. Step 4: Simplify right side
    13,122,364.60x = 81,626,027,386,488.53
  5. Step 5: Solve for x
    x = 81,626,027,386,488.53/13,122,364.60
  6. Step 6: Final answer
    x = 6,220,374.90

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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.