Home / 19,409,609.40-29,114,414.10-9,307,030.20

Finding the Fourth Proportional to 19,409,609.40, 29,114,414.10 and 9,307,030.20

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Solution

The fourth proportional to 19,409,609.40, 29,114,414.10 and 9,307,030.20 is: 13,960,545.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,409,609.40 : 29,114,414.10 = 9,307,030.20 : x
  2. Step 2: Convert to fraction form
    19,409,609.40/29,114,414.10 = 9,307,030.20/x
  3. Step 3: Cross multiply
    19,409,609.40x = 29,114,414.10 × 9,307,030.20
  4. Step 4: Simplify right side
    19,409,609.40x = 270,968,731,284,005.81
  5. Step 5: Solve for x
    x = 270,968,731,284,005.81/19,409,609.40
  6. Step 6: Final answer
    x = 13,960,545.30

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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.