Home / 30,904,847.60-46,357,271.40-19,483,458.80

Finding the Fourth Proportional to 30,904,847.60, 46,357,271.40 and 19,483,458.80

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Solution

The fourth proportional to 30,904,847.60, 46,357,271.40 and 19,483,458.80 is: 29,225,188.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,904,847.60 : 46,357,271.40 = 19,483,458.80 : x
  2. Step 2: Convert to fraction form
    30,904,847.60/46,357,271.40 = 19,483,458.80/x
  3. Step 3: Cross multiply
    30,904,847.60x = 46,357,271.40 × 19,483,458.80
  4. Step 4: Simplify right side
    30,904,847.60x = 903,199,987,402,318.38
  5. Step 5: Solve for x
    x = 903,199,987,402,318.38/30,904,847.60
  6. Step 6: Final answer
    x = 29,225,188.20

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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.