Home / 51,127,538.04-70,557,743.61-30,237,478.07

Finding the Fourth Proportional to 51,127,538.04, 70,557,743.61 and 30,237,478.07

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Solution

The fourth proportional to 51,127,538.04, 70,557,743.61 and 30,237,478.07 is: 41,728,749.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,127,538.04 : 70,557,743.61 = 30,237,478.07 : x
  2. Step 2: Convert to fraction form
    51,127,538.04/70,557,743.61 = 30,237,478.07/x
  3. Step 3: Cross multiply
    51,127,538.04x = 70,557,743.61 × 30,237,478.07
  4. Step 4: Simplify right side
    51,127,538.04x = 2,133,488,224,723,269
  5. Step 5: Solve for x
    x = 2,133,488,224,723,269/51,127,538.04
  6. Step 6: Final answer
    x = 41,728,749.45

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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.