Home / 6,157,681.16-8,497,836.36-4,089,120.57

Finding the Fourth Proportional to 6,157,681.16, 8,497,836.36 and 4,089,120.57

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Solution

The fourth proportional to 6,157,681.16, 8,497,836.36 and 4,089,120.57 is: 5,643,143.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,157,681.16 : 8,497,836.36 = 4,089,120.57 : x
  2. Step 2: Convert to fraction form
    6,157,681.16/8,497,836.36 = 4,089,120.57/x
  3. Step 3: Cross multiply
    6,157,681.16x = 8,497,836.36 × 4,089,120.57
  4. Step 4: Simplify right side
    6,157,681.16x = 34,748,677,460,169.92
  5. Step 5: Solve for x
    x = 34,748,677,460,169.92/6,157,681.16
  6. Step 6: Final answer
    x = 5,643,143.35

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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.