Home / 11,038,539.80-16,526,316.90-9,778,827.80

Finding the Fourth Proportional to 11,038,539.80, 16,526,316.90 and 9,778,827.80

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Solution

The fourth proportional to 11,038,539.80, 16,526,316.90 and 9,778,827.80 is: 14,640,342.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,038,539.80 : 16,526,316.90 = 9,778,827.80 : x
  2. Step 2: Convert to fraction form
    11,038,539.80/16,526,316.90 = 9,778,827.80/x
  3. Step 3: Cross multiply
    11,038,539.80x = 16,526,316.90 × 9,778,827.80
  4. Step 4: Simplify right side
    11,038,539.80x = 161,608,007,133,329.84
  5. Step 5: Solve for x
    x = 161,608,007,133,329.84/11,038,539.80
  6. Step 6: Final answer
    x = 14,640,342.84

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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.