Home / 55,249,973.60-82,882,523.76-18,848,590.60

Finding the Fourth Proportional to 55,249,973.60, 82,882,523.76 and 18,848,590.60

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Solution

The fourth proportional to 55,249,973.60, 82,882,523.76 and 18,848,590.60 is: 28,275,466.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,249,973.60 : 82,882,523.76 = 18,848,590.60 : x
  2. Step 2: Convert to fraction form
    55,249,973.60/82,882,523.76 = 18,848,590.60/x
  3. Step 3: Cross multiply
    55,249,973.60x = 82,882,523.76 × 18,848,590.60
  4. Step 4: Simplify right side
    55,249,973.60x = 1,562,218,758,247,013
  5. Step 5: Solve for x
    x = 1,562,218,758,247,013/55,249,973.60
  6. Step 6: Final answer
    x = 28,275,466.15

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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.