Home / 9,877,328.70-14,847,485.85-9,310,458.30

Finding the Fourth Proportional to 9,877,328.70, 14,847,485.85 and 9,310,458.30

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Solution

The fourth proportional to 9,877,328.70, 14,847,485.85 and 9,310,458.30 is: 13,995,372.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,877,328.70 : 14,847,485.85 = 9,310,458.30 : x
  2. Step 2: Convert to fraction form
    9,877,328.70/14,847,485.85 = 9,310,458.30/x
  3. Step 3: Cross multiply
    9,877,328.70x = 14,847,485.85 × 9,310,458.30
  4. Step 4: Simplify right side
    9,877,328.70x = 138,236,897,866,265.06
  5. Step 5: Solve for x
    x = 138,236,897,866,265.06/9,877,328.70
  6. Step 6: Final answer
    x = 13,995,372.84

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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.