Home / 14,178,386.80-21,283,326.60-7,801,094.80

Finding the Fourth Proportional to 14,178,386.80, 21,283,326.60 and 7,801,094.80

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Solution

The fourth proportional to 14,178,386.80, 21,283,326.60 and 7,801,094.80 is: 11,710,306.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,178,386.80 : 21,283,326.60 = 7,801,094.80 : x
  2. Step 2: Convert to fraction form
    14,178,386.80/21,283,326.60 = 7,801,094.80/x
  3. Step 3: Cross multiply
    14,178,386.80x = 21,283,326.60 × 7,801,094.80
  4. Step 4: Simplify right side
    14,178,386.80x = 166,033,248,465,961.69
  5. Step 5: Solve for x
    x = 166,033,248,465,961.69/14,178,386.80
  6. Step 6: Final answer
    x = 11,710,306.03

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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.