Home / 42,048,063.90-63,060,286.05-13,303,010.70

Finding the Fourth Proportional to 42,048,063.90, 63,060,286.05 and 13,303,010.70

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Solution

The fourth proportional to 42,048,063.90, 63,060,286.05 and 13,303,010.70 is: 19,950,779.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,048,063.90 : 63,060,286.05 = 13,303,010.70 : x
  2. Step 2: Convert to fraction form
    42,048,063.90/63,060,286.05 = 13,303,010.70/x
  3. Step 3: Cross multiply
    42,048,063.90x = 63,060,286.05 × 13,303,010.70
  4. Step 4: Simplify right side
    42,048,063.90x = 838,891,660,068,210.62
  5. Step 5: Solve for x
    x = 838,891,660,068,210.62/42,048,063.90
  6. Step 6: Final answer
    x = 19,950,779.71

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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.