Home / 75,149,973.07-112,689,429.76-29,113,409.23

Finding the Fourth Proportional to 75,149,973.07, 112,689,429.76 and 29,113,409.23

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Solution

The fourth proportional to 75,149,973.07, 112,689,429.76 and 29,113,409.23 is: 43,656,349.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,149,973.07 : 112,689,429.76 = 29,113,409.23 : x
  2. Step 2: Convert to fraction form
    75,149,973.07/112,689,429.76 = 29,113,409.23/x
  3. Step 3: Cross multiply
    75,149,973.07x = 112,689,429.76 × 29,113,409.23
  4. Step 4: Simplify right side
    75,149,973.07x = 3,280,773,484,252,889
  5. Step 5: Solve for x
    x = 3,280,773,484,252,889/75,149,973.07
  6. Step 6: Final answer
    x = 43,656,349.43

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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.