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Finding the Third Proportional to 56,483,843.63 and 87,281,941.50

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Solution

The third proportional to 56,483,843.63 and 87,281,941.50 is: 134,872,856.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,483,843.63 : 87,281,941.50 = 87,281,941.50 : x
  2. Step 2: Convert to fraction form
    56,483,843.63/87,281,941.50 = 87,281,941.50/x
  3. Step 3: Cross multiply
    56,483,843.63x = 87,281,941.50 × 87,281,941.50
  4. Step 4: Simplify right side
    56,483,843.63x = 7,618,137,312,009,422
  5. Step 5: Solve for x
    x = 7,618,137,312,009,422/56,483,843.63
  6. Step 6: Final answer
    x = 134,872,856.08

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.