Home / 15,029,617-20,740,911.35-8,154,099.06

Finding the Fourth Proportional to 15,029,617, 20,740,911.35 and 8,154,099.06

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Solution

The fourth proportional to 15,029,617, 20,740,911.35 and 8,154,099.06 is: 11,252,678.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,029,617 : 20,740,911.35 = 8,154,099.06 : x
  2. Step 2: Convert to fraction form
    15,029,617/20,740,911.35 = 8,154,099.06/x
  3. Step 3: Cross multiply
    15,029,617x = 20,740,911.35 × 8,154,099.06
  4. Step 4: Simplify right side
    15,029,617x = 169,123,445,742,578.34
  5. Step 5: Solve for x
    x = 169,123,445,742,578.34/15,029,617
  6. Step 6: Final answer
    x = 11,252,678.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.