Home / 14,357,645.24-19,813,612.10-7,831,414.89

Finding the Fourth Proportional to 14,357,645.24, 19,813,612.10 and 7,831,414.89

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Solution

The fourth proportional to 14,357,645.24, 19,813,612.10 and 7,831,414.89 is: 10,807,386.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357,645.24 : 19,813,612.10 = 7,831,414.89 : x
  2. Step 2: Convert to fraction form
    14,357,645.24/19,813,612.10 = 7,831,414.89/x
  3. Step 3: Cross multiply
    14,357,645.24x = 19,813,612.10 × 7,831,414.89
  4. Step 4: Simplify right side
    14,357,645.24x = 155,168,616,785,467.09
  5. Step 5: Solve for x
    x = 155,168,616,785,467.09/14,357,645.24
  6. Step 6: Final answer
    x = 10,807,386.19

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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.