Home / 14,223,376.78-19,628,259.33-7,697,006.08

Finding the Fourth Proportional to 14,223,376.78, 19,628,259.33 and 7,697,006.08

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Solution

The fourth proportional to 14,223,376.78, 19,628,259.33 and 7,697,006.08 is: 10,621,868.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223,376.78 : 19,628,259.33 = 7,697,006.08 : x
  2. Step 2: Convert to fraction form
    14,223,376.78/19,628,259.33 = 7,697,006.08/x
  3. Step 3: Cross multiply
    14,223,376.78x = 19,628,259.33 × 7,697,006.08
  4. Step 4: Simplify right side
    14,223,376.78x = 151,078,831,402,826.72
  5. Step 5: Solve for x
    x = 151,078,831,402,826.72/14,223,376.78
  6. Step 6: Final answer
    x = 10,621,868.05

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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.