Home / 3,128,017.50-4,590,543.38

Finding the Third Proportional to 3,128,017.50 and 4,590,543.38

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Solution

The third proportional to 3,128,017.50 and 4,590,543.38 is: 6,736,883.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,017.50 : 4,590,543.38 = 4,590,543.38 : x
  2. Step 2: Convert to fraction form
    3,128,017.50/4,590,543.38 = 4,590,543.38/x
  3. Step 3: Cross multiply
    3,128,017.50x = 4,590,543.38 × 4,590,543.38
  4. Step 4: Simplify right side
    3,128,017.50x = 21,073,088,477,756.39
  5. Step 5: Solve for x
    x = 21,073,088,477,756.39/3,128,017.50
  6. Step 6: Final answer
    x = 6,736,883.18

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.