Home / 14,672,630.90-20,249,511.09-8,147,530.10

Finding the Fourth Proportional to 14,672,630.90, 20,249,511.09 and 8,147,530.10

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Solution

The fourth proportional to 14,672,630.90, 20,249,511.09 and 8,147,530.10 is: 11,244,302.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,672,630.90 : 20,249,511.09 = 8,147,530.10 : x
  2. Step 2: Convert to fraction form
    14,672,630.90/20,249,511.09 = 8,147,530.10/x
  3. Step 3: Cross multiply
    14,672,630.90x = 20,249,511.09 × 8,147,530.10
  4. Step 4: Simplify right side
    14,672,630.90x = 164,983,501,116,058.81
  5. Step 5: Solve for x
    x = 164,983,501,116,058.81/14,672,630.90
  6. Step 6: Final answer
    x = 11,244,302.55

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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.