Home / 31,095,970.56-42,914,361.60-17,157,257.28

Finding the Fourth Proportional to 31,095,970.56, 42,914,361.60 and 17,157,257.28

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Solution

The fourth proportional to 31,095,970.56, 42,914,361.60 and 17,157,257.28 is: 23,678,075.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,095,970.56 : 42,914,361.60 = 17,157,257.28 : x
  2. Step 2: Convert to fraction form
    31,095,970.56/42,914,361.60 = 17,157,257.28/x
  3. Step 3: Cross multiply
    31,095,970.56x = 42,914,361.60 × 17,157,257.28
  4. Step 4: Simplify right side
    31,095,970.56x = 736,292,742,978,152.50
  5. Step 5: Solve for x
    x = 736,292,742,978,152.50/31,095,970.56
  6. Step 6: Final answer
    x = 23,678,075.64

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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.