Home / 66,438,162.45-99,657,243.68-26,048,646.45

Finding the Fourth Proportional to 66,438,162.45, 99,657,243.68 and 26,048,646.45

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Solution

The fourth proportional to 66,438,162.45, 99,657,243.68 and 26,048,646.45 is: 39,072,969.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,438,162.45 : 99,657,243.68 = 26,048,646.45 : x
  2. Step 2: Convert to fraction form
    66,438,162.45/99,657,243.68 = 26,048,646.45/x
  3. Step 3: Cross multiply
    66,438,162.45x = 99,657,243.68 × 26,048,646.45
  4. Step 4: Simplify right side
    66,438,162.45x = 2,595,936,306,671,573.50
  5. Step 5: Solve for x
    x = 2,595,936,306,671,573.50/66,438,162.45
  6. Step 6: Final answer
    x = 39,072,969.68

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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.