Home / 46,871,947-64,672,825.62-28,290,101.32

Finding the Fourth Proportional to 46,871,947, 64,672,825.62 and 28,290,101.32

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Solution

The fourth proportional to 46,871,947, 64,672,825.62 and 28,290,101.32 is: 39,034,025.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,871,947 : 64,672,825.62 = 28,290,101.32 : x
  2. Step 2: Convert to fraction form
    46,871,947/64,672,825.62 = 28,290,101.32/x
  3. Step 3: Cross multiply
    46,871,947x = 64,672,825.62 × 28,290,101.32
  4. Step 4: Simplify right side
    46,871,947x = 1,829,600,789,440,491.75
  5. Step 5: Solve for x
    x = 1,829,600,789,440,491.75/46,871,947
  6. Step 6: Final answer
    x = 39,034,025.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.