Home / 11,438,291.35-15,779,005.31-7,303,975.62

Finding the Fourth Proportional to 11,438,291.35, 15,779,005.31 and 7,303,975.62

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Solution

The fourth proportional to 11,438,291.35, 15,779,005.31 and 7,303,975.62 is: 10,075,759.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,438,291.35 : 15,779,005.31 = 7,303,975.62 : x
  2. Step 2: Convert to fraction form
    11,438,291.35/15,779,005.31 = 7,303,975.62/x
  3. Step 3: Cross multiply
    11,438,291.35x = 15,779,005.31 × 7,303,975.62
  4. Step 4: Simplify right side
    11,438,291.35x = 115,249,470,051,179.20
  5. Step 5: Solve for x
    x = 115,249,470,051,179.20/11,438,291.35
  6. Step 6: Final answer
    x = 10,075,759.26

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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.