Home / 16,814,871.15-23,199,721.50-9,470,135.40

Finding the Fourth Proportional to 16,814,871.15, 23,199,721.50 and 9,470,135.40

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Solution

The fourth proportional to 16,814,871.15, 23,199,721.50 and 9,470,135.40 is: 13,066,083.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,814,871.15 : 23,199,721.50 = 9,470,135.40 : x
  2. Step 2: Convert to fraction form
    16,814,871.15/23,199,721.50 = 9,470,135.40/x
  3. Step 3: Cross multiply
    16,814,871.15x = 23,199,721.50 × 9,470,135.40
  4. Step 4: Simplify right side
    16,814,871.15x = 219,704,503,742,535.66
  5. Step 5: Solve for x
    x = 219,704,503,742,535.66/16,814,871.15
  6. Step 6: Final answer
    x = 13,066,083.10

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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.