Home / 19,489,057.60-29,236,210.80-6,713,478.40

Finding the Fourth Proportional to 19,489,057.60, 29,236,210.80 and 6,713,478.40

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Solution

The fourth proportional to 19,489,057.60, 29,236,210.80 and 6,713,478.40 is: 10,071,121.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,489,057.60 : 29,236,210.80 = 6,713,478.40 : x
  2. Step 2: Convert to fraction form
    19,489,057.60/29,236,210.80 = 6,713,478.40/x
  3. Step 3: Cross multiply
    19,489,057.60x = 29,236,210.80 × 6,713,478.40
  4. Step 4: Simplify right side
    19,489,057.60x = 196,276,669,703,646.75
  5. Step 5: Solve for x
    x = 196,276,669,703,646.75/19,489,057.60
  6. Step 6: Final answer
    x = 10,071,121.64

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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.