Home / 19,553,407.57-29,330,111.47-10,427,858.24

Finding the Fourth Proportional to 19,553,407.57, 29,330,111.47 and 10,427,858.24

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Solution

The fourth proportional to 19,553,407.57, 29,330,111.47 and 10,427,858.24 is: 15,641,787.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,553,407.57 : 29,330,111.47 = 10,427,858.24 : x
  2. Step 2: Convert to fraction form
    19,553,407.57/29,330,111.47 = 10,427,858.24/x
  3. Step 3: Cross multiply
    19,553,407.57x = 29,330,111.47 × 10,427,858.24
  4. Step 4: Simplify right side
    19,553,407.57x = 305,850,244,555,038.31
  5. Step 5: Solve for x
    x = 305,850,244,555,038.31/19,553,407.57
  6. Step 6: Final answer
    x = 15,641,787.42

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Double scale
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1.5x scale

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.