Home / 28,334,302.70-42,501,454.05-16,996,894.70

Finding the Fourth Proportional to 28,334,302.70, 42,501,454.05 and 16,996,894.70

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Solution

The fourth proportional to 28,334,302.70, 42,501,454.05 and 16,996,894.70 is: 25,495,342.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,334,302.70 : 42,501,454.05 = 16,996,894.70 : x
  2. Step 2: Convert to fraction form
    28,334,302.70/42,501,454.05 = 16,996,894.70/x
  3. Step 3: Cross multiply
    28,334,302.70x = 42,501,454.05 × 16,996,894.70
  4. Step 4: Simplify right side
    28,334,302.70x = 722,392,739,084,738.50
  5. Step 5: Solve for x
    x = 722,392,739,084,738.50/28,334,302.70
  6. Step 6: Final answer
    x = 25,495,342.05

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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.