Home / 10,368,050.05-15,552,075.08-7,120,792.45

Finding the Fourth Proportional to 10,368,050.05, 15,552,075.08 and 7,120,792.45

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Solution

The fourth proportional to 10,368,050.05, 15,552,075.08 and 7,120,792.45 is: 10,681,188.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,050.05 : 15,552,075.08 = 7,120,792.45 : x
  2. Step 2: Convert to fraction form
    10,368,050.05/15,552,075.08 = 7,120,792.45/x
  3. Step 3: Cross multiply
    10,368,050.05x = 15,552,075.08 × 7,120,792.45
  4. Step 4: Simplify right side
    10,368,050.05x = 110,743,098,811,497.16
  5. Step 5: Solve for x
    x = 110,743,098,811,497.16/10,368,050.05
  6. Step 6: Final answer
    x = 10,681,188.68

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Similar ratio
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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.