Home / 28,712,341.85-43,068,512.78-9,546,057.05

Finding the Fourth Proportional to 28,712,341.85, 43,068,512.78 and 9,546,057.05

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Solution

The fourth proportional to 28,712,341.85, 43,068,512.78 and 9,546,057.05 is: 14,319,085.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,712,341.85 : 43,068,512.78 = 9,546,057.05 : x
  2. Step 2: Convert to fraction form
    28,712,341.85/43,068,512.78 = 9,546,057.05/x
  3. Step 3: Cross multiply
    28,712,341.85x = 43,068,512.78 × 9,546,057.05
  4. Step 4: Simplify right side
    28,712,341.85x = 411,134,480,008,803.81
  5. Step 5: Solve for x
    x = 411,134,480,008,803.81/28,712,341.85
  6. Step 6: Final answer
    x = 14,319,085.58

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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.