Home / 30,742,032.12-46,121,124.39-11,048,147.31

Finding the Fourth Proportional to 30,742,032.12, 46,121,124.39 and 11,048,147.31

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Solution

The fourth proportional to 30,742,032.12, 46,121,124.39 and 11,048,147.31 is: 16,575,123.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,742,032.12 : 46,121,124.39 = 11,048,147.31 : x
  2. Step 2: Convert to fraction form
    30,742,032.12/46,121,124.39 = 11,048,147.31/x
  3. Step 3: Cross multiply
    30,742,032.12x = 46,121,124.39 × 11,048,147.31
  4. Step 4: Simplify right side
    30,742,032.12x = 509,552,976,495,077.56
  5. Step 5: Solve for x
    x = 509,552,976,495,077.56/30,742,032.12
  6. Step 6: Final answer
    x = 16,575,123.42

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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.