Home / 11,852,670.40-17,779,005.60-8,866,686.40

Finding the Fourth Proportional to 11,852,670.40, 17,779,005.60 and 8,866,686.40

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Solution

The fourth proportional to 11,852,670.40, 17,779,005.60 and 8,866,686.40 is: 13,300,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,852,670.40 : 17,779,005.60 = 8,866,686.40 : x
  2. Step 2: Convert to fraction form
    11,852,670.40/17,779,005.60 = 8,866,686.40/x
  3. Step 3: Cross multiply
    11,852,670.40x = 17,779,005.60 × 8,866,686.40
  4. Step 4: Simplify right side
    11,852,670.40x = 157,640,867,159,043.88
  5. Step 5: Solve for x
    x = 157,640,867,159,043.88/11,852,670.40
  6. Step 6: Final answer
    x = 13,300,029.60

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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.