Home / 47,211,339.60-70,817,009.40-28,032,224.40

Finding the Fourth Proportional to 47,211,339.60, 70,817,009.40 and 28,032,224.40

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Solution

The fourth proportional to 47,211,339.60, 70,817,009.40 and 28,032,224.40 is: 42,048,336.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,211,339.60 : 70,817,009.40 = 28,032,224.40 : x
  2. Step 2: Convert to fraction form
    47,211,339.60/70,817,009.40 = 28,032,224.40/x
  3. Step 3: Cross multiply
    47,211,339.60x = 70,817,009.40 × 28,032,224.40
  4. Step 4: Simplify right side
    47,211,339.60x = 1,985,158,298,837,709.50
  5. Step 5: Solve for x
    x = 1,985,158,298,837,709.50/47,211,339.60
  6. Step 6: Final answer
    x = 42,048,336.60

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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.