Home / 38,631,901.60-57,947,852.40-38,065,031.20

Finding the Fourth Proportional to 38,631,901.60, 57,947,852.40 and 38,065,031.20

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Solution

The fourth proportional to 38,631,901.60, 57,947,852.40 and 38,065,031.20 is: 57,097,546.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,631,901.60 : 57,947,852.40 = 38,065,031.20 : x
  2. Step 2: Convert to fraction form
    38,631,901.60/57,947,852.40 = 38,065,031.20/x
  3. Step 3: Cross multiply
    38,631,901.60x = 57,947,852.40 × 38,065,031.20
  4. Step 4: Simplify right side
    38,631,901.60x = 2,205,786,809,578,995
  5. Step 5: Solve for x
    x = 2,205,786,809,578,995/38,631,901.60
  6. Step 6: Final answer
    x = 57,097,546.80

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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.