Home / 10,783,783.20-14,863,903.20-7,645,117.44

Finding the Fourth Proportional to 10,783,783.20, 14,863,903.20 and 7,645,117.44

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Solution

The fourth proportional to 10,783,783.20, 14,863,903.20 and 7,645,117.44 is: 10,537,701.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783,783.20 : 14,863,903.20 = 7,645,117.44 : x
  2. Step 2: Convert to fraction form
    10,783,783.20/14,863,903.20 = 7,645,117.44/x
  3. Step 3: Cross multiply
    10,783,783.20x = 14,863,903.20 × 7,645,117.44
  4. Step 4: Simplify right side
    10,783,783.20x = 113,636,285,580,791.81
  5. Step 5: Solve for x
    x = 113,636,285,580,791.81/10,783,783.20
  6. Step 6: Final answer
    x = 10,537,701.24

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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.