Home / 6,477,254.74-8,938,567.65-3,576,828.34

Finding the Fourth Proportional to 6,477,254.74, 8,938,567.65 and 3,576,828.34

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Solution

The fourth proportional to 6,477,254.74, 8,938,567.65 and 3,576,828.34 is: 4,935,998.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477,254.74 : 8,938,567.65 = 3,576,828.34 : x
  2. Step 2: Convert to fraction form
    6,477,254.74/8,938,567.65 = 3,576,828.34/x
  3. Step 3: Cross multiply
    6,477,254.74x = 8,938,567.65 × 3,576,828.34
  4. Step 4: Simplify right side
    6,477,254.74x = 31,971,722,089,527.20
  5. Step 5: Solve for x
    x = 31,971,722,089,527.20/6,477,254.74
  6. Step 6: Final answer
    x = 4,935,998.87

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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.