Home / 29,287,731.87-43,931,108.80-7,130,108.22

Finding the Fourth Proportional to 29,287,731.87, 43,931,108.80 and 7,130,108.22

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Solution

The fourth proportional to 29,287,731.87, 43,931,108.80 and 7,130,108.22 is: 10,695,043.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,287,731.87 : 43,931,108.80 = 7,130,108.22 : x
  2. Step 2: Convert to fraction form
    29,287,731.87/43,931,108.80 = 7,130,108.22/x
  3. Step 3: Cross multiply
    29,287,731.87x = 43,931,108.80 × 7,130,108.22
  4. Step 4: Simplify right side
    29,287,731.87x = 313,233,559,968,594.31
  5. Step 5: Solve for x
    x = 313,233,559,968,594.31/29,287,731.87
  6. Step 6: Final answer
    x = 10,695,043.28

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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.