Home / 7,036,709.63-9,710,593.67-3,980,923.88

Finding the Fourth Proportional to 7,036,709.63, 9,710,593.67 and 3,980,923.88

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Solution

The fourth proportional to 7,036,709.63, 9,710,593.67 and 3,980,923.88 is: 5,493,637.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036,709.63 : 9,710,593.67 = 3,980,923.88 : x
  2. Step 2: Convert to fraction form
    7,036,709.63/9,710,593.67 = 3,980,923.88/x
  3. Step 3: Cross multiply
    7,036,709.63x = 9,710,593.67 × 3,980,923.88
  4. Step 4: Simplify right side
    7,036,709.63x = 38,657,134,191,279.18
  5. Step 5: Solve for x
    x = 38,657,134,191,279.18/7,036,709.63
  6. Step 6: Final answer
    x = 5,493,637.83

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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.