Home / 10,943,485.60-16,415,228.40-8,424,061.60

Finding the Fourth Proportional to 10,943,485.60, 16,415,228.40 and 8,424,061.60

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Solution

The fourth proportional to 10,943,485.60, 16,415,228.40 and 8,424,061.60 is: 12,636,092.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943,485.60 : 16,415,228.40 = 8,424,061.60 : x
  2. Step 2: Convert to fraction form
    10,943,485.60/16,415,228.40 = 8,424,061.60/x
  3. Step 3: Cross multiply
    10,943,485.60x = 16,415,228.40 × 8,424,061.60
  4. Step 4: Simplify right side
    10,943,485.60x = 138,282,895,219,669.44
  5. Step 5: Solve for x
    x = 138,282,895,219,669.44/10,943,485.60
  6. Step 6: Final answer
    x = 12,636,092.40

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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.