Home / 42,289,853.80-63,434,780.70-26,063,188.60

Finding the Fourth Proportional to 42,289,853.80, 63,434,780.70 and 26,063,188.60

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Solution

The fourth proportional to 42,289,853.80, 63,434,780.70 and 26,063,188.60 is: 39,094,782.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,289,853.80 : 63,434,780.70 = 26,063,188.60 : x
  2. Step 2: Convert to fraction form
    42,289,853.80/63,434,780.70 = 26,063,188.60/x
  3. Step 3: Cross multiply
    42,289,853.80x = 63,434,780.70 × 26,063,188.60
  4. Step 4: Simplify right side
    42,289,853.80x = 1,653,312,653,183,740.25
  5. Step 5: Solve for x
    x = 1,653,312,653,183,740.25/42,289,853.80
  6. Step 6: Final answer
    x = 39,094,782.90

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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.