Home / 30,046,498.77-45,069,678.06-19,736,795.07

Finding the Fourth Proportional to 30,046,498.77, 45,069,678.06 and 19,736,795.07

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Solution

The fourth proportional to 30,046,498.77, 45,069,678.06 and 19,736,795.07 is: 29,605,146.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,046,498.77 : 45,069,678.06 = 19,736,795.07 : x
  2. Step 2: Convert to fraction form
    30,046,498.77/45,069,678.06 = 19,736,795.07/x
  3. Step 3: Cross multiply
    30,046,498.77x = 45,069,678.06 × 19,736,795.07
  4. Step 4: Simplify right side
    30,046,498.77x = 889,530,999,741,095.25
  5. Step 5: Solve for x
    x = 889,530,999,741,095.25/30,046,498.77
  6. Step 6: Final answer
    x = 29,605,146.56

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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.