Home / 29,124,007.30-43,686,010.95-28,557,136.90

Finding the Fourth Proportional to 29,124,007.30, 43,686,010.95 and 28,557,136.90

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Solution

The fourth proportional to 29,124,007.30, 43,686,010.95 and 28,557,136.90 is: 42,835,705.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,124,007.30 : 43,686,010.95 = 28,557,136.90 : x
  2. Step 2: Convert to fraction form
    29,124,007.30/43,686,010.95 = 28,557,136.90/x
  3. Step 3: Cross multiply
    29,124,007.30x = 43,686,010.95 × 28,557,136.90
  4. Step 4: Simplify right side
    29,124,007.30x = 1,247,547,395,314,049
  5. Step 5: Solve for x
    x = 1,247,547,395,314,049/29,124,007.30
  6. Step 6: Final answer
    x = 42,835,705.35

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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.