Home / 17,445,779.18-26,172,571.71-5,316,191.94

Finding the Fourth Proportional to 17,445,779.18, 26,172,571.71 and 5,316,191.94

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Solution

The fourth proportional to 17,445,779.18, 26,172,571.71 and 5,316,191.94 is: 7,975,477.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,445,779.18 : 26,172,571.71 = 5,316,191.94 : x
  2. Step 2: Convert to fraction form
    17,445,779.18/26,172,571.71 = 5,316,191.94/x
  3. Step 3: Cross multiply
    17,445,779.18x = 26,172,571.71 × 5,316,191.94
  4. Step 4: Simplify right side
    17,445,779.18x = 139,138,414,642,911.16
  5. Step 5: Solve for x
    x = 139,138,414,642,911.16/17,445,779.18
  6. Step 6: Final answer
    x = 7,975,477.23

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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.