Home / 19,020,123.27-26,247,756.75-10,318,297.53

Finding the Fourth Proportional to 19,020,123.27, 26,247,756.75 and 10,318,297.53

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Solution

The fourth proportional to 19,020,123.27, 26,247,756.75 and 10,318,297.53 is: 14,239,243.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,020,123.27 : 26,247,756.75 = 10,318,297.53 : x
  2. Step 2: Convert to fraction form
    19,020,123.27/26,247,756.75 = 10,318,297.53/x
  3. Step 3: Cross multiply
    19,020,123.27x = 26,247,756.75 × 10,318,297.53
  4. Step 4: Simplify right side
    19,020,123.27x = 270,832,163,641,565.81
  5. Step 5: Solve for x
    x = 270,832,163,641,565.81/19,020,123.27
  6. Step 6: Final answer
    x = 14,239,243.34

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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.