Home / 26,949,619.80-40,424,429.70-9,908,078.40

Finding the Fourth Proportional to 26,949,619.80, 40,424,429.70 and 9,908,078.40

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Solution

The fourth proportional to 26,949,619.80, 40,424,429.70 and 9,908,078.40 is: 14,862,117.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,949,619.80 : 40,424,429.70 = 9,908,078.40 : x
  2. Step 2: Convert to fraction form
    26,949,619.80/40,424,429.70 = 9,908,078.40/x
  3. Step 3: Cross multiply
    26,949,619.80x = 40,424,429.70 × 9,908,078.40
  4. Step 4: Simplify right side
    26,949,619.80x = 400,528,418,742,888.50
  5. Step 5: Solve for x
    x = 400,528,418,742,888.50/26,949,619.80
  6. Step 6: Final answer
    x = 14,862,117.60

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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.