Home / 46,409,139.08-69,273,048.10-42,989,021

Finding the Fourth Proportional to 46,409,139.08, 69,273,048.10 and 42,989,021

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Solution

The fourth proportional to 46,409,139.08, 69,273,048.10 and 42,989,021 is: 64,167,975.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,409,139.08 : 69,273,048.10 = 42,989,021 : x
  2. Step 2: Convert to fraction form
    46,409,139.08/69,273,048.10 = 42,989,021/x
  3. Step 3: Cross multiply
    46,409,139.08x = 69,273,048.10 × 42,989,021
  4. Step 4: Simplify right side
    46,409,139.08x = 2,977,980,519,504,910
  5. Step 5: Solve for x
    x = 2,977,980,519,504,910/46,409,139.08
  6. Step 6: Final answer
    x = 64,167,975.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.