Home / 38,756,626.80-58,120,943.40-19,581,010.80

Finding the Fourth Proportional to 38,756,626.80, 58,120,943.40 and 19,581,010.80

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Solution

The fourth proportional to 38,756,626.80, 58,120,943.40 and 19,581,010.80 is: 29,364,444.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,756,626.80 : 58,120,943.40 = 19,581,010.80 : x
  2. Step 2: Convert to fraction form
    38,756,626.80/58,120,943.40 = 19,581,010.80/x
  3. Step 3: Cross multiply
    38,756,626.80x = 58,120,943.40 × 19,581,010.80
  4. Step 4: Simplify right side
    38,756,626.80x = 1,138,066,820,421,588.75
  5. Step 5: Solve for x
    x = 1,138,066,820,421,588.75/38,756,626.80
  6. Step 6: Final answer
    x = 29,364,444.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.