Home / 9,415,999.30-14,123,998.95-8,849,128.90

Finding the Fourth Proportional to 9,415,999.30, 14,123,998.95 and 8,849,128.90

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Solution

The fourth proportional to 9,415,999.30, 14,123,998.95 and 8,849,128.90 is: 13,273,693.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,415,999.30 : 14,123,998.95 = 8,849,128.90 : x
  2. Step 2: Convert to fraction form
    9,415,999.30/14,123,998.95 = 8,849,128.90/x
  3. Step 3: Cross multiply
    9,415,999.30x = 14,123,998.95 × 8,849,128.90
  4. Step 4: Simplify right side
    9,415,999.30x = 124,985,087,292,014.66
  5. Step 5: Solve for x
    x = 124,985,087,292,014.66/9,415,999.30
  6. Step 6: Final answer
    x = 13,273,693.35

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Similar ratio
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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.