Home / 43,292,969.85-64,947,809.72-14,138,971.17

Finding the Fourth Proportional to 43,292,969.85, 64,947,809.72 and 14,138,971.17

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Solution

The fourth proportional to 43,292,969.85, 64,947,809.72 and 14,138,971.17 is: 21,211,185.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,292,969.85 : 64,947,809.72 = 14,138,971.17 : x
  2. Step 2: Convert to fraction form
    43,292,969.85/64,947,809.72 = 14,138,971.17/x
  3. Step 3: Cross multiply
    43,292,969.85x = 64,947,809.72 × 14,138,971.17
  4. Step 4: Simplify right side
    43,292,969.85x = 918,295,209,455,849.12
  5. Step 5: Solve for x
    x = 918,295,209,455,849.12/43,292,969.85
  6. Step 6: Final answer
    x = 21,211,185.39

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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.