Home / 43,535,111.32-65,312,114.82-13,242,187

Finding the Fourth Proportional to 43,535,111.32, 65,312,114.82 and 13,242,187

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Solution

The fourth proportional to 43,535,111.32, 65,312,114.82 and 13,242,187 is: 19,866,154.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,535,111.32 : 65,312,114.82 = 13,242,187 : x
  2. Step 2: Convert to fraction form
    43,535,111.32/65,312,114.82 = 13,242,187/x
  3. Step 3: Cross multiply
    43,535,111.32x = 65,312,114.82 × 13,242,187
  4. Step 4: Simplify right side
    43,535,111.32x = 864,875,237,811,911.38
  5. Step 5: Solve for x
    x = 864,875,237,811,911.38/43,535,111.32
  6. Step 6: Final answer
    x = 19,866,154.27

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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.