Home / 8,788,608.55-12,128,376.80-4,868,424.72

Finding the Fourth Proportional to 8,788,608.55, 12,128,376.80 and 4,868,424.72

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Solution

The fourth proportional to 8,788,608.55, 12,128,376.80 and 4,868,424.72 is: 6,718,479.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,788,608.55 : 12,128,376.80 = 4,868,424.72 : x
  2. Step 2: Convert to fraction form
    8,788,608.55/12,128,376.80 = 4,868,424.72/x
  3. Step 3: Cross multiply
    8,788,608.55x = 12,128,376.80 × 4,868,424.72
  4. Step 4: Simplify right side
    8,788,608.55x = 59,046,089,365,952.62
  5. Step 5: Solve for x
    x = 59,046,089,365,952.62/8,788,608.55
  6. Step 6: Final answer
    x = 6,718,479.84

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1.5x scale

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.