Home / 34,256,178.54-51,371,461.98-13,778,978.40

Finding the Fourth Proportional to 34,256,178.54, 51,371,461.98 and 13,778,978.40

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Solution

The fourth proportional to 34,256,178.54, 51,371,461.98 and 13,778,978.40 is: 20,663,316.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,256,178.54 : 51,371,461.98 = 13,778,978.40 : x
  2. Step 2: Convert to fraction form
    34,256,178.54/51,371,461.98 = 13,778,978.40/x
  3. Step 3: Cross multiply
    34,256,178.54x = 51,371,461.98 × 13,778,978.40
  4. Step 4: Simplify right side
    34,256,178.54x = 707,846,264,998,841.25
  5. Step 5: Solve for x
    x = 707,846,264,998,841.25/34,256,178.54
  6. Step 6: Final answer
    x = 20,663,316.67

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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.