Home / 74,307,683.10-111,417,368.96-28,252,923.96

Finding the Fourth Proportional to 74,307,683.10, 111,417,368.96 and 28,252,923.96

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Solution

The fourth proportional to 74,307,683.10, 111,417,368.96 and 28,252,923.96 is: 42,362,597.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,307,683.10 : 111,417,368.96 = 28,252,923.96 : x
  2. Step 2: Convert to fraction form
    74,307,683.10/111,417,368.96 = 28,252,923.96/x
  3. Step 3: Cross multiply
    74,307,683.10x = 111,417,368.96 × 28,252,923.96
  4. Step 4: Simplify right side
    74,307,683.10x = 3,147,866,453,050,144
  5. Step 5: Solve for x
    x = 3,147,866,453,050,144/74,307,683.10
  6. Step 6: Final answer
    x = 42,362,597.27

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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.