Home / 15,445,535.63-20,953,255.50

Finding the Third Proportional to 15,445,535.63 and 20,953,255.50

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Solution

The third proportional to 15,445,535.63 and 20,953,255.50 is: 28,424,971.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,445,535.63 : 20,953,255.50 = 20,953,255.50 : x
  2. Step 2: Convert to fraction form
    15,445,535.63/20,953,255.50 = 20,953,255.50/x
  3. Step 3: Cross multiply
    15,445,535.63x = 20,953,255.50 × 20,953,255.50
  4. Step 4: Simplify right side
    15,445,535.63x = 439,038,916,048,280.25
  5. Step 5: Solve for x
    x = 439,038,916,048,280.25/15,445,535.63
  6. Step 6: Final answer
    x = 28,424,971.90

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.