Home / 15,628,492.47-23,430,220.73-7,427,018.98

Finding the Fourth Proportional to 15,628,492.47, 23,430,220.73 and 7,427,018.98

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Solution

The fourth proportional to 15,628,492.47, 23,430,220.73 and 7,427,018.98 is: 11,134,579.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,628,492.47 : 23,430,220.73 = 7,427,018.98 : x
  2. Step 2: Convert to fraction form
    15,628,492.47/23,430,220.73 = 7,427,018.98/x
  3. Step 3: Cross multiply
    15,628,492.47x = 23,430,220.73 × 7,427,018.98
  4. Step 4: Simplify right side
    15,628,492.47x = 174,016,693,913,013.25
  5. Step 5: Solve for x
    x = 174,016,693,913,013.25/15,628,492.47
  6. Step 6: Final answer
    x = 11,134,579.63

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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.