Home / 20,276,784.74-31,417,075.13

Finding the Third Proportional to 20,276,784.74 and 31,417,075.13

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Solution

The third proportional to 20,276,784.74 and 31,417,075.13 is: 48,677,964.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,276,784.74 : 31,417,075.13 = 31,417,075.13 : x
  2. Step 2: Convert to fraction form
    20,276,784.74/31,417,075.13 = 31,417,075.13/x
  3. Step 3: Cross multiply
    20,276,784.74x = 31,417,075.13 × 31,417,075.13
  4. Step 4: Simplify right side
    20,276,784.74x = 987,032,609,409,893.75
  5. Step 5: Solve for x
    x = 987,032,609,409,893.75/20,276,784.74
  6. Step 6: Final answer
    x = 48,677,964.59

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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.