Home / 10,692,004.10-16,038,006.15-7,290,781.70

Finding the Fourth Proportional to 10,692,004.10, 16,038,006.15 and 7,290,781.70

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Solution

The fourth proportional to 10,692,004.10, 16,038,006.15 and 7,290,781.70 is: 10,936,172.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,004.10 : 16,038,006.15 = 7,290,781.70 : x
  2. Step 2: Convert to fraction form
    10,692,004.10/16,038,006.15 = 7,290,781.70/x
  3. Step 3: Cross multiply
    10,692,004.10x = 16,038,006.15 × 7,290,781.70
  4. Step 4: Simplify right side
    10,692,004.10x = 116,929,601,742,907.45
  5. Step 5: Solve for x
    x = 116,929,601,742,907.45/10,692,004.10
  6. Step 6: Final answer
    x = 10,936,172.55

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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.