Home / 19,140,933.40-26,409,946.77-10,880,347.36

Finding the Fourth Proportional to 19,140,933.40, 26,409,946.77 and 10,880,347.36

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Solution

The fourth proportional to 19,140,933.40, 26,409,946.77 and 10,880,347.36 is: 15,012,297.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,140,933.40 : 26,409,946.77 = 10,880,347.36 : x
  2. Step 2: Convert to fraction form
    19,140,933.40/26,409,946.77 = 10,880,347.36/x
  3. Step 3: Cross multiply
    19,140,933.40x = 26,409,946.77 × 10,880,347.36
  4. Step 4: Simplify right side
    19,140,933.40x = 287,349,394,616,710
  5. Step 5: Solve for x
    x = 287,349,394,616,710/19,140,933.40
  6. Step 6: Final answer
    x = 15,012,297.92

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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.