Home / 26,553,588.78-39,820,293.66-12,706,332.93

Finding the Fourth Proportional to 26,553,588.78, 39,820,293.66 and 12,706,332.93

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Solution

The fourth proportional to 26,553,588.78, 39,820,293.66 and 12,706,332.93 is: 19,054,671.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,553,588.78 : 39,820,293.66 = 12,706,332.93 : x
  2. Step 2: Convert to fraction form
    26,553,588.78/39,820,293.66 = 12,706,332.93/x
  3. Step 3: Cross multiply
    26,553,588.78x = 39,820,293.66 × 12,706,332.93
  4. Step 4: Simplify right side
    26,553,588.78x = 505,969,908,614,328.19
  5. Step 5: Solve for x
    x = 505,969,908,614,328.19/26,553,588.78
  6. Step 6: Final answer
    x = 19,054,671.40

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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.