Home / 74,506,588.46-111,751,369.40-19,923,430.50

Finding the Fourth Proportional to 74,506,588.46, 111,751,369.40 and 19,923,430.50

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Solution

The fourth proportional to 74,506,588.46, 111,751,369.40 and 19,923,430.50 is: 29,882,869.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,506,588.46 : 111,751,369.40 = 19,923,430.50 : x
  2. Step 2: Convert to fraction form
    74,506,588.46/111,751,369.40 = 19,923,430.50/x
  3. Step 3: Cross multiply
    74,506,588.46x = 111,751,369.40 × 19,923,430.50
  4. Step 4: Simplify right side
    74,506,588.46x = 2,226,470,641,570,535.25
  5. Step 5: Solve for x
    x = 2,226,470,641,570,535.25/74,506,588.46
  6. Step 6: Final answer
    x = 29,882,869.26

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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.