Home / 19,569,969.70-29,354,954.55-12,342,372.10

Finding the Fourth Proportional to 19,569,969.70, 29,354,954.55 and 12,342,372.10

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Solution

The fourth proportional to 19,569,969.70, 29,354,954.55 and 12,342,372.10 is: 18,513,558.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569,969.70 : 29,354,954.55 = 12,342,372.10 : x
  2. Step 2: Convert to fraction form
    19,569,969.70/29,354,954.55 = 12,342,372.10/x
  3. Step 3: Cross multiply
    19,569,969.70x = 29,354,954.55 × 12,342,372.10
  4. Step 4: Simplify right side
    19,569,969.70x = 362,309,772,034,688.06
  5. Step 5: Solve for x
    x = 362,309,772,034,688.06/19,569,969.70
  6. Step 6: Final answer
    x = 18,513,558.15

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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.