Home / 28,975,430.40-43,463,145.60-17,496,304.80

Finding the Fourth Proportional to 28,975,430.40, 43,463,145.60 and 17,496,304.80

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Solution

The fourth proportional to 28,975,430.40, 43,463,145.60 and 17,496,304.80 is: 26,244,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,975,430.40 : 43,463,145.60 = 17,496,304.80 : x
  2. Step 2: Convert to fraction form
    28,975,430.40/43,463,145.60 = 17,496,304.80/x
  3. Step 3: Cross multiply
    28,975,430.40x = 43,463,145.60 × 17,496,304.80
  4. Step 4: Simplify right side
    28,975,430.40x = 760,444,442,984,379
  5. Step 5: Solve for x
    x = 760,444,442,984,379/28,975,430.40
  6. Step 6: Final answer
    x = 26,244,457.20

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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.