Home / 10,601,830.70-15,902,746.05-7,242,598.70

Finding the Fourth Proportional to 10,601,830.70, 15,902,746.05 and 7,242,598.70

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Solution

The fourth proportional to 10,601,830.70, 15,902,746.05 and 7,242,598.70 is: 10,863,898.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,601,830.70 : 15,902,746.05 = 7,242,598.70 : x
  2. Step 2: Convert to fraction form
    10,601,830.70/15,902,746.05 = 7,242,598.70/x
  3. Step 3: Cross multiply
    10,601,830.70x = 15,902,746.05 × 7,242,598.70
  4. Step 4: Simplify right side
    10,601,830.70x = 115,177,207,868,160.14
  5. Step 5: Solve for x
    x = 115,177,207,868,160.14/10,601,830.70
  6. Step 6: Final answer
    x = 10,863,898.05

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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.