Home / 26,243,705.40-39,365,558.10-20,935,289.40

Finding the Fourth Proportional to 26,243,705.40, 39,365,558.10 and 20,935,289.40

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Solution

The fourth proportional to 26,243,705.40, 39,365,558.10 and 20,935,289.40 is: 31,402,934.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,243,705.40 : 39,365,558.10 = 20,935,289.40 : x
  2. Step 2: Convert to fraction form
    26,243,705.40/39,365,558.10 = 20,935,289.40/x
  3. Step 3: Cross multiply
    26,243,705.40x = 39,365,558.10 × 20,935,289.40
  4. Step 4: Simplify right side
    26,243,705.40x = 824,129,351,216,014.12
  5. Step 5: Solve for x
    x = 824,129,351,216,014.12/26,243,705.40
  6. Step 6: Final answer
    x = 31,402,934.10

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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.