Home / 55,365,077.20-83,047,615.80-52,176,431.20

Finding the Fourth Proportional to 55,365,077.20, 83,047,615.80 and 52,176,431.20

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Solution

The fourth proportional to 55,365,077.20, 83,047,615.80 and 52,176,431.20 is: 78,264,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,365,077.20 : 83,047,615.80 = 52,176,431.20 : x
  2. Step 2: Convert to fraction form
    55,365,077.20/83,047,615.80 = 52,176,431.20/x
  3. Step 3: Cross multiply
    55,365,077.20x = 83,047,615.80 × 52,176,431.20
  4. Step 4: Simplify right side
    55,365,077.20x = 4,333,128,212,112,733
  5. Step 5: Solve for x
    x = 4,333,128,212,112,733/55,365,077.20
  6. Step 6: Final answer
    x = 78,264,646.80

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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.