Home / 14,495,323.85-20,003,559.78-7,969,064.35

Finding the Fourth Proportional to 14,495,323.85, 20,003,559.78 and 7,969,064.35

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Solution

The fourth proportional to 14,495,323.85, 20,003,559.78 and 7,969,064.35 is: 10,997,315.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,495,323.85 : 20,003,559.78 = 7,969,064.35 : x
  2. Step 2: Convert to fraction form
    14,495,323.85/20,003,559.78 = 7,969,064.35/x
  3. Step 3: Cross multiply
    14,495,323.85x = 20,003,559.78 × 7,969,064.35
  4. Step 4: Simplify right side
    14,495,323.85x = 159,409,655,070,762.50
  5. Step 5: Solve for x
    x = 159,409,655,070,762.50/14,495,323.85
  6. Step 6: Final answer
    x = 10,997,315.87

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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.