Home / 35,887,415.20-53,766,970.80-21,840,071.20

Finding the Fourth Proportional to 35,887,415.20, 53,766,970.80 and 21,840,071.20

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Solution

The fourth proportional to 35,887,415.20, 53,766,970.80 and 21,840,071.20 is: 32,721,065.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,887,415.20 : 53,766,970.80 = 21,840,071.20 : x
  2. Step 2: Convert to fraction form
    35,887,415.20/53,766,970.80 = 21,840,071.20/x
  3. Step 3: Cross multiply
    35,887,415.20x = 53,766,970.80 × 21,840,071.20
  4. Step 4: Simplify right side
    35,887,415.20x = 1,174,274,470,480,320.75
  5. Step 5: Solve for x
    x = 1,174,274,470,480,320.75/35,887,415.20
  6. Step 6: Final answer
    x = 32,721,065.70

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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.