Home / 11,103,536.40-16,630,421.40-9,112,880.40

Finding the Fourth Proportional to 11,103,536.40, 16,630,421.40 and 9,112,880.40

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Solution

The fourth proportional to 11,103,536.40, 16,630,421.40 and 9,112,880.40 is: 13,648,898.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103,536.40 : 16,630,421.40 = 9,112,880.40 : x
  2. Step 2: Convert to fraction form
    11,103,536.40/16,630,421.40 = 9,112,880.40/x
  3. Step 3: Cross multiply
    11,103,536.40x = 16,630,421.40 × 9,112,880.40
  4. Step 4: Simplify right side
    11,103,536.40x = 151,551,041,219,800.56
  5. Step 5: Solve for x
    x = 151,551,041,219,800.56/11,103,536.40
  6. Step 6: Final answer
    x = 13,648,898.49

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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.