Home / 12,190,359.84-16,822,607.22-6,683,643.93

Finding the Fourth Proportional to 12,190,359.84, 16,822,607.22 and 6,683,643.93

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Solution

The fourth proportional to 12,190,359.84, 16,822,607.22 and 6,683,643.93 is: 9,223,379.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,190,359.84 : 16,822,607.22 = 6,683,643.93 : x
  2. Step 2: Convert to fraction form
    12,190,359.84/16,822,607.22 = 6,683,643.93/x
  3. Step 3: Cross multiply
    12,190,359.84x = 16,822,607.22 × 6,683,643.93
  4. Step 4: Simplify right side
    12,190,359.84x = 112,436,316,632,727.16
  5. Step 5: Solve for x
    x = 112,436,316,632,727.16/12,190,359.84
  6. Step 6: Final answer
    x = 9,223,379.63

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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.