Home / 14,069,461.15-21,089,559.84-5,439,488.78

Finding the Fourth Proportional to 14,069,461.15, 21,089,559.84 and 5,439,488.78

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Solution

The fourth proportional to 14,069,461.15, 21,089,559.84 and 5,439,488.78 is: 8,153,576.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,069,461.15 : 21,089,559.84 = 5,439,488.78 : x
  2. Step 2: Convert to fraction form
    14,069,461.15/21,089,559.84 = 5,439,488.78/x
  3. Step 3: Cross multiply
    14,069,461.15x = 21,089,559.84 × 5,439,488.78
  4. Step 4: Simplify right side
    14,069,461.15x = 114,716,424,157,144.41
  5. Step 5: Solve for x
    x = 114,716,424,157,144.41/14,069,461.15
  6. Step 6: Final answer
    x = 8,153,576.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.