Home / 48,492,001.80-72,738,002.70-46,578,814.20

Finding the Fourth Proportional to 48,492,001.80, 72,738,002.70 and 46,578,814.20

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Solution

The fourth proportional to 48,492,001.80, 72,738,002.70 and 46,578,814.20 is: 69,868,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,492,001.80 : 72,738,002.70 = 46,578,814.20 : x
  2. Step 2: Convert to fraction form
    48,492,001.80/72,738,002.70 = 46,578,814.20/x
  3. Step 3: Cross multiply
    48,492,001.80x = 72,738,002.70 × 46,578,814.20
  4. Step 4: Simplify right side
    48,492,001.80x = 3,388,049,913,042,398.50
  5. Step 5: Solve for x
    x = 3,388,049,913,042,398.50/48,492,001.80
  6. Step 6: Final answer
    x = 69,868,221.30

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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.