Home / 6,169,760.84-8,513,675.72-3,688,491.18

Finding the Fourth Proportional to 6,169,760.84, 8,513,675.72 and 3,688,491.18

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Solution

The fourth proportional to 6,169,760.84, 8,513,675.72 and 3,688,491.18 is: 5,089,762.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,169,760.84 : 8,513,675.72 = 3,688,491.18 : x
  2. Step 2: Convert to fraction form
    6,169,760.84/8,513,675.72 = 3,688,491.18/x
  3. Step 3: Cross multiply
    6,169,760.84x = 8,513,675.72 × 3,688,491.18
  4. Step 4: Simplify right side
    6,169,760.84x = 31,402,617,802,600.15
  5. Step 5: Solve for x
    x = 31,402,617,802,600.15/6,169,760.84
  6. Step 6: Final answer
    x = 5,089,762.57

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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.