Home / 81,461,283.52-112,415,780.90-44,291,563.28

Finding the Fourth Proportional to 81,461,283.52, 112,415,780.90 and 44,291,563.28

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Solution

The fourth proportional to 81,461,283.52, 112,415,780.90 and 44,291,563.28 is: 61,121,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,461,283.52 : 112,415,780.90 = 44,291,563.28 : x
  2. Step 2: Convert to fraction form
    81,461,283.52/112,415,780.90 = 44,291,563.28/x
  3. Step 3: Cross multiply
    81,461,283.52x = 112,415,780.90 × 44,291,563.28
  4. Step 4: Simplify right side
    81,461,283.52x = 4,979,070,673,402,966
  5. Step 5: Solve for x
    x = 4,979,070,673,402,966/81,461,283.52
  6. Step 6: Final answer
    x = 61,121,927.60

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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.