Home / 9,869,948.70-14,804,923.05-7,478,464.20

Finding the Fourth Proportional to 9,869,948.70, 14,804,923.05 and 7,478,464.20

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Solution

The fourth proportional to 9,869,948.70, 14,804,923.05 and 7,478,464.20 is: 11,217,696.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,869,948.70 : 14,804,923.05 = 7,478,464.20 : x
  2. Step 2: Convert to fraction form
    9,869,948.70/14,804,923.05 = 7,478,464.20/x
  3. Step 3: Cross multiply
    9,869,948.70x = 14,804,923.05 × 7,478,464.20
  4. Step 4: Simplify right side
    9,869,948.70x = 110,718,087,013,179.81
  5. Step 5: Solve for x
    x = 110,718,087,013,179.81/9,869,948.70
  6. Step 6: Final answer
    x = 11,217,696.30

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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.