Home / 39,173,312.80-58,759,969.20-30,215,360.80

Finding the Fourth Proportional to 39,173,312.80, 58,759,969.20 and 30,215,360.80

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Solution

The fourth proportional to 39,173,312.80, 58,759,969.20 and 30,215,360.80 is: 45,323,041.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,173,312.80 : 58,759,969.20 = 30,215,360.80 : x
  2. Step 2: Convert to fraction form
    39,173,312.80/58,759,969.20 = 30,215,360.80/x
  3. Step 3: Cross multiply
    39,173,312.80x = 58,759,969.20 × 30,215,360.80
  4. Step 4: Simplify right side
    39,173,312.80x = 1,775,453,669,974,887.50
  5. Step 5: Solve for x
    x = 1,775,453,669,974,887.50/39,173,312.80
  6. Step 6: Final answer
    x = 45,323,041.20

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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.