Home / 14,026,515.32-19,356,400.86-7,831,657.28

Finding the Fourth Proportional to 14,026,515.32, 19,356,400.86 and 7,831,657.28

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Solution

The fourth proportional to 14,026,515.32, 19,356,400.86 and 7,831,657.28 is: 10,807,580.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026,515.32 : 19,356,400.86 = 7,831,657.28 : x
  2. Step 2: Convert to fraction form
    14,026,515.32/19,356,400.86 = 7,831,657.28/x
  3. Step 3: Cross multiply
    14,026,515.32x = 19,356,400.86 × 7,831,657.28
  4. Step 4: Simplify right side
    14,026,515.32x = 151,592,697,709,817.25
  5. Step 5: Solve for x
    x = 151,592,697,709,817.25/14,026,515.32
  6. Step 6: Final answer
    x = 10,807,580.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.