Home / 19,145,045.46-26,420,331.38-10,443,256.77

Finding the Fourth Proportional to 19,145,045.46, 26,420,331.38 and 10,443,256.77

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Solution

The fourth proportional to 19,145,045.46, 26,420,331.38 and 10,443,256.77 is: 14,411,786.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,145,045.46 : 26,420,331.38 = 10,443,256.77 : x
  2. Step 2: Convert to fraction form
    19,145,045.46/26,420,331.38 = 10,443,256.77/x
  3. Step 3: Cross multiply
    19,145,045.46x = 26,420,331.38 × 10,443,256.77
  4. Step 4: Simplify right side
    19,145,045.46x = 275,914,304,497,612.16
  5. Step 5: Solve for x
    x = 275,914,304,497,612.16/19,145,045.46
  6. Step 6: Final answer
    x = 14,411,786.33

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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.