Home / 22,191,708.54-30,625,503.57-12,402,152.45

Finding the Fourth Proportional to 22,191,708.54, 30,625,503.57 and 12,402,152.45

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Solution

The fourth proportional to 22,191,708.54, 30,625,503.57 and 12,402,152.45 is: 17,115,498.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,191,708.54 : 30,625,503.57 = 12,402,152.45 : x
  2. Step 2: Convert to fraction form
    22,191,708.54/30,625,503.57 = 12,402,152.45/x
  3. Step 3: Cross multiply
    22,191,708.54x = 30,625,503.57 × 12,402,152.45
  4. Step 4: Simplify right side
    22,191,708.54x = 379,822,163,980,031.75
  5. Step 5: Solve for x
    x = 379,822,163,980,031.75/22,191,708.54
  6. Step 6: Final answer
    x = 17,115,498.94

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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.