Home / 15,089,312.44-20,823,753.59-8,475,064.70

Finding the Fourth Proportional to 15,089,312.44, 20,823,753.59 and 8,475,064.70

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Solution

The fourth proportional to 15,089,312.44, 20,823,753.59 and 8,475,064.70 is: 11,695,871.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,089,312.44 : 20,823,753.59 = 8,475,064.70 : x
  2. Step 2: Convert to fraction form
    15,089,312.44/20,823,753.59 = 8,475,064.70/x
  3. Step 3: Cross multiply
    15,089,312.44x = 20,823,753.59 × 8,475,064.70
  4. Step 4: Simplify right side
    15,089,312.44x = 176,482,658,825,613.19
  5. Step 5: Solve for x
    x = 176,482,658,825,613.19/15,089,312.44
  6. Step 6: Final answer
    x = 11,695,871.47

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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.