Home / 30,195,045.10-45,292,567.65-7,475,942.62

Finding the Fourth Proportional to 30,195,045.10, 45,292,567.65 and 7,475,942.62

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Solution

The fourth proportional to 30,195,045.10, 45,292,567.65 and 7,475,942.62 is: 11,213,913.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,195,045.10 : 45,292,567.65 = 7,475,942.62 : x
  2. Step 2: Convert to fraction form
    30,195,045.10/45,292,567.65 = 7,475,942.62/x
  3. Step 3: Cross multiply
    30,195,045.10x = 45,292,567.65 × 7,475,942.62
  4. Step 4: Simplify right side
    30,195,045.10x = 338,604,636,863,868.25
  5. Step 5: Solve for x
    x = 338,604,636,863,868.25/30,195,045.10
  6. Step 6: Final answer
    x = 11,213,913.93

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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.