Home / 38,600,613.95-57,902,782.98-12,692,341.67

Finding the Fourth Proportional to 38,600,613.95, 57,902,782.98 and 12,692,341.67

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Solution

The fourth proportional to 38,600,613.95, 57,902,782.98 and 12,692,341.67 is: 19,039,124.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,600,613.95 : 57,902,782.98 = 12,692,341.67 : x
  2. Step 2: Convert to fraction form
    38,600,613.95/57,902,782.98 = 12,692,341.67/x
  3. Step 3: Cross multiply
    38,600,613.95x = 57,902,782.98 × 12,692,341.67
  4. Step 4: Simplify right side
    38,600,613.95x = 734,921,905,226,020.75
  5. Step 5: Solve for x
    x = 734,921,905,226,020.75/38,600,613.95
  6. Step 6: Final answer
    x = 19,039,124.77

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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.