Home / 70,546,712.63-105,820,425.69-22,020,498.65

Finding the Fourth Proportional to 70,546,712.63, 105,820,425.69 and 22,020,498.65

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Solution

The fourth proportional to 70,546,712.63, 105,820,425.69 and 22,020,498.65 is: 33,030,859.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,546,712.63 : 105,820,425.69 = 22,020,498.65 : x
  2. Step 2: Convert to fraction form
    70,546,712.63/105,820,425.69 = 22,020,498.65/x
  3. Step 3: Cross multiply
    70,546,712.63x = 105,820,425.69 × 22,020,498.65
  4. Step 4: Simplify right side
    70,546,712.63x = 2,330,218,541,049,070
  5. Step 5: Solve for x
    x = 2,330,218,541,049,070/70,546,712.63
  6. Step 6: Final answer
    x = 33,030,859.33

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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.