Home / 30,627,654.36-45,898,178.88-16,986,810.48

Finding the Fourth Proportional to 30,627,654.36, 45,898,178.88 and 16,986,810.48

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Solution

The fourth proportional to 30,627,654.36, 45,898,178.88 and 16,986,810.48 is: 25,456,199.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,627,654.36 : 45,898,178.88 = 16,986,810.48 : x
  2. Step 2: Convert to fraction form
    30,627,654.36/45,898,178.88 = 16,986,810.48/x
  3. Step 3: Cross multiply
    30,627,654.36x = 45,898,178.88 × 16,986,810.48
  4. Step 4: Simplify right side
    30,627,654.36x = 779,663,666,011,698.75
  5. Step 5: Solve for x
    x = 779,663,666,011,698.75/30,627,654.36
  6. Step 6: Final answer
    x = 25,456,199.06

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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.