Home / 15,790,424.77-23,698,038.05-8,113,759.53

Finding the Fourth Proportional to 15,790,424.77, 23,698,038.05 and 8,113,759.53

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Solution

The fourth proportional to 15,790,424.77, 23,698,038.05 and 8,113,759.53 is: 12,177,011.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,790,424.77 : 23,698,038.05 = 8,113,759.53 : x
  2. Step 2: Convert to fraction form
    15,790,424.77/23,698,038.05 = 8,113,759.53/x
  3. Step 3: Cross multiply
    15,790,424.77x = 23,698,038.05 × 8,113,759.53
  4. Step 4: Simplify right side
    15,790,424.77x = 192,280,182,070,490.12
  5. Step 5: Solve for x
    x = 192,280,182,070,490.12/15,790,424.77
  6. Step 6: Final answer
    x = 12,177,011.38

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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.