Home / 35,721,014.40-53,581,521.60-12,998,959.20

Finding the Fourth Proportional to 35,721,014.40, 53,581,521.60 and 12,998,959.20

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Solution

The fourth proportional to 35,721,014.40, 53,581,521.60 and 12,998,959.20 is: 19,498,438.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,721,014.40 : 53,581,521.60 = 12,998,959.20 : x
  2. Step 2: Convert to fraction form
    35,721,014.40/53,581,521.60 = 12,998,959.20/x
  3. Step 3: Cross multiply
    35,721,014.40x = 53,581,521.60 × 12,998,959.20
  4. Step 4: Simplify right side
    35,721,014.40x = 696,504,013,152,318.75
  5. Step 5: Solve for x
    x = 696,504,013,152,318.75/35,721,014.40
  6. Step 6: Final answer
    x = 19,498,438.80

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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.