Home / 30,404,590.79-45,606,886.19-7,685,488.04

Finding the Fourth Proportional to 30,404,590.79, 45,606,886.19 and 7,685,488.04

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Solution

The fourth proportional to 30,404,590.79, 45,606,886.19 and 7,685,488.04 is: 11,528,232.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,404,590.79 : 45,606,886.19 = 7,685,488.04 : x
  2. Step 2: Convert to fraction form
    30,404,590.79/45,606,886.19 = 7,685,488.04/x
  3. Step 3: Cross multiply
    30,404,590.79x = 45,606,886.19 × 7,685,488.04
  4. Step 4: Simplify right side
    30,404,590.79x = 350,511,178,512,851.06
  5. Step 5: Solve for x
    x = 350,511,178,512,851.06/30,404,590.79
  6. Step 6: Final answer
    x = 11,528,232.07

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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.