Home / 30,519,786.61-45,772,577.83-11,359,567.09

Finding the Fourth Proportional to 30,519,786.61, 45,772,577.83 and 11,359,567.09

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Solution

The fourth proportional to 30,519,786.61, 45,772,577.83 and 11,359,567.09 is: 17,036,707.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,519,786.61 : 45,772,577.83 = 11,359,567.09 : x
  2. Step 2: Convert to fraction form
    30,519,786.61/45,772,577.83 = 11,359,567.09/x
  3. Step 3: Cross multiply
    30,519,786.61x = 45,772,577.83 × 11,359,567.09
  4. Step 4: Simplify right side
    30,519,786.61x = 519,956,668,742,131.56
  5. Step 5: Solve for x
    x = 519,956,668,742,131.56/30,519,786.61
  6. Step 6: Final answer
    x = 17,036,707.22

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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.