Home / 53,622,380.90-73,996,706.58-30,417,009.78

Finding the Fourth Proportional to 53,622,380.90, 73,996,706.58 and 30,417,009.78

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Solution

The fourth proportional to 53,622,380.90, 73,996,706.58 and 30,417,009.78 is: 41,974,237.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,622,380.90 : 73,996,706.58 = 30,417,009.78 : x
  2. Step 2: Convert to fraction form
    53,622,380.90/73,996,706.58 = 30,417,009.78/x
  3. Step 3: Cross multiply
    53,622,380.90x = 73,996,706.58 × 30,417,009.78
  4. Step 4: Simplify right side
    53,622,380.90x = 2,250,758,547,731,650.50
  5. Step 5: Solve for x
    x = 2,250,758,547,731,650.50/53,622,380.90
  6. Step 6: Final answer
    x = 41,974,237.44

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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.