Home / 15,760,979.40-23,642,177.58-4,830,368.52

Finding the Fourth Proportional to 15,760,979.40, 23,642,177.58 and 4,830,368.52

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Solution

The fourth proportional to 15,760,979.40, 23,642,177.58 and 4,830,368.52 is: 7,245,769.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,760,979.40 : 23,642,177.58 = 4,830,368.52 : x
  2. Step 2: Convert to fraction form
    15,760,979.40/23,642,177.58 = 4,830,368.52/x
  3. Step 3: Cross multiply
    15,760,979.40x = 23,642,177.58 × 4,830,368.52
  4. Step 4: Simplify right side
    15,760,979.40x = 114,200,430,326,681.77
  5. Step 5: Solve for x
    x = 114,200,430,326,681.77/15,760,979.40
  6. Step 6: Final answer
    x = 7,245,769.91

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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.