Home / 34,314,106.08-51,455,462.88-20,487,341.28

Finding the Fourth Proportional to 34,314,106.08, 51,455,462.88 and 20,487,341.28

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Solution

The fourth proportional to 34,314,106.08, 51,455,462.88 and 20,487,341.28 is: 30,721,640.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,314,106.08 : 51,455,462.88 = 20,487,341.28 : x
  2. Step 2: Convert to fraction form
    34,314,106.08/51,455,462.88 = 20,487,341.28/x
  3. Step 3: Cross multiply
    34,314,106.08x = 51,455,462.88 × 20,487,341.28
  4. Step 4: Simplify right side
    34,314,106.08x = 1,054,185,628,742,931.75
  5. Step 5: Solve for x
    x = 1,054,185,628,742,931.75/34,314,106.08
  6. Step 6: Final answer
    x = 30,721,640.43

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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.