Home / 12,601,497.60-18,902,246.40-11,705,702.40

Finding the Fourth Proportional to 12,601,497.60, 18,902,246.40 and 11,705,702.40

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Solution

The fourth proportional to 12,601,497.60, 18,902,246.40 and 11,705,702.40 is: 17,558,553.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601,497.60 : 18,902,246.40 = 11,705,702.40 : x
  2. Step 2: Convert to fraction form
    12,601,497.60/18,902,246.40 = 11,705,702.40/x
  3. Step 3: Cross multiply
    12,601,497.60x = 18,902,246.40 × 11,705,702.40
  4. Step 4: Simplify right side
    12,601,497.60x = 221,264,071,049,871.34
  5. Step 5: Solve for x
    x = 221,264,071,049,871.34/12,601,497.60
  6. Step 6: Final answer
    x = 17,558,553.60

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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.