Home / 22,486,656.51-31,031,655.86-12,173,355

Finding the Fourth Proportional to 22,486,656.51, 31,031,655.86 and 12,173,355

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Solution

The fourth proportional to 22,486,656.51, 31,031,655.86 and 12,173,355 is: 16,799,267.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,486,656.51 : 31,031,655.86 = 12,173,355 : x
  2. Step 2: Convert to fraction form
    22,486,656.51/31,031,655.86 = 12,173,355/x
  3. Step 3: Cross multiply
    22,486,656.51x = 31,031,655.86 × 12,173,355
  4. Step 4: Simplify right side
    22,486,656.51x = 377,759,363,052,043.69
  5. Step 5: Solve for x
    x = 377,759,363,052,043.69/22,486,656.51
  6. Step 6: Final answer
    x = 16,799,267.73

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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.