Home / 12,392,341.32-18,595,787.40-5,203,322.40

Finding the Fourth Proportional to 12,392,341.32, 18,595,787.40 and 5,203,322.40

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Solution

The fourth proportional to 12,392,341.32, 18,595,787.40 and 5,203,322.40 is: 7,808,038.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,392,341.32 : 18,595,787.40 = 5,203,322.40 : x
  2. Step 2: Convert to fraction form
    12,392,341.32/18,595,787.40 = 5,203,322.40/x
  3. Step 3: Cross multiply
    12,392,341.32x = 18,595,787.40 × 5,203,322.40
  4. Step 4: Simplify right side
    12,392,341.32x = 96,759,877,124,057.77
  5. Step 5: Solve for x
    x = 96,759,877,124,057.77/12,392,341.32
  6. Step 6: Final answer
    x = 7,808,038.42

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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.