Home / 12,713,025.40-19,068,663.30-4,076,999.80

Finding the Fourth Proportional to 12,713,025.40, 19,068,663.30 and 4,076,999.80

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Solution

The fourth proportional to 12,713,025.40, 19,068,663.30 and 4,076,999.80 is: 6,115,219.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,713,025.40 : 19,068,663.30 = 4,076,999.80 : x
  2. Step 2: Convert to fraction form
    12,713,025.40/19,068,663.30 = 4,076,999.80/x
  3. Step 3: Cross multiply
    12,713,025.40x = 19,068,663.30 × 4,076,999.80
  4. Step 4: Simplify right side
    12,713,025.40x = 77,742,936,460,367.34
  5. Step 5: Solve for x
    x = 77,742,936,460,367.34/12,713,025.40
  6. Step 6: Final answer
    x = 6,115,219.16

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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.