Home / 12,196,788.24-16,831,520.58-7,549,647

Finding the Fourth Proportional to 12,196,788.24, 16,831,520.58 and 7,549,647

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Solution

The fourth proportional to 12,196,788.24, 16,831,520.58 and 7,549,647 is: 10,418,483.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,196,788.24 : 16,831,520.58 = 7,549,647 : x
  2. Step 2: Convert to fraction form
    12,196,788.24/16,831,520.58 = 7,549,647/x
  3. Step 3: Cross multiply
    12,196,788.24x = 16,831,520.58 × 7,549,647
  4. Step 4: Simplify right side
    12,196,788.24x = 127,072,038,852,235.25
  5. Step 5: Solve for x
    x = 127,072,038,852,235.25/12,196,788.24
  6. Step 6: Final answer
    x = 10,418,483.65

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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.