Home / 14,093,089.60-21,123,045.60-7,358,036.80

Finding the Fourth Proportional to 14,093,089.60, 21,123,045.60 and 7,358,036.80

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Solution

The fourth proportional to 14,093,089.60, 21,123,045.60 and 7,358,036.80 is: 11,028,394.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,093,089.60 : 21,123,045.60 = 7,358,036.80 : x
  2. Step 2: Convert to fraction form
    14,093,089.60/21,123,045.60 = 7,358,036.80/x
  3. Step 3: Cross multiply
    14,093,089.60x = 21,123,045.60 × 7,358,036.80
  4. Step 4: Simplify right side
    14,093,089.60x = 155,424,146,852,878.09
  5. Step 5: Solve for x
    x = 155,424,146,852,878.09/14,093,089.60
  6. Step 6: Final answer
    x = 11,028,394.15

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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.