Home / 19,030,713.80-28,546,070.69-4,653,610.90

Finding the Fourth Proportional to 19,030,713.80, 28,546,070.69 and 4,653,610.90

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Solution

The fourth proportional to 19,030,713.80, 28,546,070.69 and 4,653,610.90 is: 6,980,416.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030,713.80 : 28,546,070.69 = 4,653,610.90 : x
  2. Step 2: Convert to fraction form
    19,030,713.80/28,546,070.69 = 4,653,610.90/x
  3. Step 3: Cross multiply
    19,030,713.80x = 28,546,070.69 × 4,653,610.90
  4. Step 4: Simplify right side
    19,030,713.80x = 132,842,305,655,423.36
  5. Step 5: Solve for x
    x = 132,842,305,655,423.36/19,030,713.80
  6. Step 6: Final answer
    x = 6,980,416.35

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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.