Home / 10,114,140.18-13,945,587.30-8,174,402.40

Finding the Fourth Proportional to 10,114,140.18, 13,945,587.30 and 8,174,402.40

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Solution

The fourth proportional to 10,114,140.18, 13,945,587.30 and 8,174,402.40 is: 11,271,036.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114,140.18 : 13,945,587.30 = 8,174,402.40 : x
  2. Step 2: Convert to fraction form
    10,114,140.18/13,945,587.30 = 8,174,402.40/x
  3. Step 3: Cross multiply
    10,114,140.18x = 13,945,587.30 × 8,174,402.40
  4. Step 4: Simplify right side
    10,114,140.18x = 113,996,842,294,529.53
  5. Step 5: Solve for x
    x = 113,996,842,294,529.53/10,114,140.18
  6. Step 6: Final answer
    x = 11,271,036.42

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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.