Home / 26,243,999.10-39,365,998.65-18,166,095.90

Finding the Fourth Proportional to 26,243,999.10, 39,365,998.65 and 18,166,095.90

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Solution

The fourth proportional to 26,243,999.10, 39,365,998.65 and 18,166,095.90 is: 27,249,143.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,243,999.10 : 39,365,998.65 = 18,166,095.90 : x
  2. Step 2: Convert to fraction form
    26,243,999.10/39,365,998.65 = 18,166,095.90/x
  3. Step 3: Cross multiply
    26,243,999.10x = 39,365,998.65 × 18,166,095.90
  4. Step 4: Simplify right side
    26,243,999.10x = 715,126,506,675,170.50
  5. Step 5: Solve for x
    x = 715,126,506,675,170.50/26,243,999.10
  6. Step 6: Final answer
    x = 27,249,143.85

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1.5x scale

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.