Home / 19,788,052.30-29,682,078.45-7,009,848.70

Finding the Fourth Proportional to 19,788,052.30, 29,682,078.45 and 7,009,848.70

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Solution

The fourth proportional to 19,788,052.30, 29,682,078.45 and 7,009,848.70 is: 10,514,773.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,788,052.30 : 29,682,078.45 = 7,009,848.70 : x
  2. Step 2: Convert to fraction form
    19,788,052.30/29,682,078.45 = 7,009,848.70/x
  3. Step 3: Cross multiply
    19,788,052.30x = 29,682,078.45 × 7,009,848.70
  4. Step 4: Simplify right side
    19,788,052.30x = 208,066,879,036,030.50
  5. Step 5: Solve for x
    x = 208,066,879,036,030.50/19,788,052.30
  6. Step 6: Final answer
    x = 10,514,773.05

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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.