Home / 19,300,308.60-28,951,393.93-6,346,172.46

Finding the Fourth Proportional to 19,300,308.60, 28,951,393.93 and 6,346,172.46

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Solution

The fourth proportional to 19,300,308.60, 28,951,393.93 and 6,346,172.46 is: 9,519,564.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,300,308.60 : 28,951,393.93 = 6,346,172.46 : x
  2. Step 2: Convert to fraction form
    19,300,308.60/28,951,393.93 = 6,346,172.46/x
  3. Step 3: Cross multiply
    19,300,308.60x = 28,951,393.93 × 6,346,172.46
  4. Step 4: Simplify right side
    19,300,308.60x = 183,730,538,837,177.16
  5. Step 5: Solve for x
    x = 183,730,538,837,177.16/19,300,308.60
  6. Step 6: Final answer
    x = 9,519,564.82

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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.