Home / 70,772,159.73-106,164,370.04-21,599,075.77

Finding the Fourth Proportional to 70,772,159.73, 106,164,370.04 and 21,599,075.77

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Solution

The fourth proportional to 70,772,159.73, 106,164,370.04 and 21,599,075.77 is: 32,400,484.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,772,159.73 : 106,164,370.04 = 21,599,075.77 : x
  2. Step 2: Convert to fraction form
    70,772,159.73/106,164,370.04 = 21,599,075.77/x
  3. Step 3: Cross multiply
    70,772,159.73x = 106,164,370.04 × 21,599,075.77
  4. Step 4: Simplify right side
    70,772,159.73x = 2,293,052,272,792,046
  5. Step 5: Solve for x
    x = 2,293,052,272,792,046/70,772,159.73
  6. Step 6: Final answer
    x = 32,400,484.62

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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.