Home / 9,318,956.40-13,980,430.44-5,277,354.48

Finding the Fourth Proportional to 9,318,956.40, 13,980,430.44 and 5,277,354.48

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Solution

The fourth proportional to 9,318,956.40, 13,980,430.44 and 5,277,354.48 is: 7,917,161.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318,956.40 : 13,980,430.44 = 5,277,354.48 : x
  2. Step 2: Convert to fraction form
    9,318,956.40/13,980,430.44 = 5,277,354.48/x
  3. Step 3: Cross multiply
    9,318,956.40x = 13,980,430.44 × 5,277,354.48
  4. Step 4: Simplify right side
    9,318,956.40x = 73,779,687,214,862.38
  5. Step 5: Solve for x
    x = 73,779,687,214,862.38/9,318,956.40
  6. Step 6: Final answer
    x = 7,917,161.97

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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.