Home / 10,630,111.05-15,945,166.58-7,445,061.45

Finding the Fourth Proportional to 10,630,111.05, 15,945,166.58 and 7,445,061.45

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Solution

The fourth proportional to 10,630,111.05, 15,945,166.58 and 7,445,061.45 is: 11,167,592.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630,111.05 : 15,945,166.58 = 7,445,061.45 : x
  2. Step 2: Convert to fraction form
    10,630,111.05/15,945,166.58 = 7,445,061.45/x
  3. Step 3: Cross multiply
    10,630,111.05x = 15,945,166.58 × 7,445,061.45
  4. Step 4: Simplify right side
    10,630,111.05x = 118,712,744,981,361.03
  5. Step 5: Solve for x
    x = 118,712,744,981,361.03/10,630,111.05
  6. Step 6: Final answer
    x = 11,167,592.18

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Double scale
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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.