Home / 30,751,036.76-42,437,316.42-17,000,886.62

Finding the Fourth Proportional to 30,751,036.76, 42,437,316.42 and 17,000,886.62

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Solution

The fourth proportional to 30,751,036.76, 42,437,316.42 and 17,000,886.62 is: 23,461,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,751,036.76 : 42,437,316.42 = 17,000,886.62 : x
  2. Step 2: Convert to fraction form
    30,751,036.76/42,437,316.42 = 17,000,886.62/x
  3. Step 3: Cross multiply
    30,751,036.76x = 42,437,316.42 × 17,000,886.62
  4. Step 4: Simplify right side
    30,751,036.76x = 721,472,005,019,577.62
  5. Step 5: Solve for x
    x = 721,472,005,019,577.62/30,751,036.76
  6. Step 6: Final answer
    x = 23,461,713.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.