Home / 22,574,922.77-31,153,803.81-12,787,399.14

Finding the Fourth Proportional to 22,574,922.77, 31,153,803.81 and 12,787,399.14

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Solution

The fourth proportional to 22,574,922.77, 31,153,803.81 and 12,787,399.14 is: 17,646,843.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,574,922.77 : 31,153,803.81 = 12,787,399.14 : x
  2. Step 2: Convert to fraction form
    22,574,922.77/31,153,803.81 = 12,787,399.14/x
  3. Step 3: Cross multiply
    22,574,922.77x = 31,153,803.81 × 12,787,399.14
  4. Step 4: Simplify right side
    22,574,922.77x = 398,376,124,047,722.75
  5. Step 5: Solve for x
    x = 398,376,124,047,722.75/22,574,922.77
  6. Step 6: Final answer
    x = 17,646,843.28

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1.5x scale

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.