Home / 28,596,518.76-39,463,476.30-15,543,769.62

Finding the Fourth Proportional to 28,596,518.76, 39,463,476.30 and 15,543,769.62

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Solution

The fourth proportional to 28,596,518.76, 39,463,476.30 and 15,543,769.62 is: 21,450,554.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,596,518.76 : 39,463,476.30 = 15,543,769.62 : x
  2. Step 2: Convert to fraction form
    28,596,518.76/39,463,476.30 = 15,543,769.62/x
  3. Step 3: Cross multiply
    28,596,518.76x = 39,463,476.30 × 15,543,769.62
  4. Step 4: Simplify right side
    28,596,518.76x = 613,411,184,011,529.88
  5. Step 5: Solve for x
    x = 613,411,184,011,529.88/28,596,518.76
  6. Step 6: Final answer
    x = 21,450,554.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.