Home / 30,323,619.60-45,485,429.40-27,048,368.40

Finding the Fourth Proportional to 30,323,619.60, 45,485,429.40 and 27,048,368.40

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Solution

The fourth proportional to 30,323,619.60, 45,485,429.40 and 27,048,368.40 is: 40,572,552.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,323,619.60 : 45,485,429.40 = 27,048,368.40 : x
  2. Step 2: Convert to fraction form
    30,323,619.60/45,485,429.40 = 27,048,368.40/x
  3. Step 3: Cross multiply
    30,323,619.60x = 45,485,429.40 × 27,048,368.40
  4. Step 4: Simplify right side
    30,323,619.60x = 1,230,306,651,243,390.75
  5. Step 5: Solve for x
    x = 1,230,306,651,243,390.75/30,323,619.60
  6. Step 6: Final answer
    x = 40,572,552.60

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1.5x scale

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.