Home / 10,943,488.10-16,415,232.15-8,424,064.10

Finding the Fourth Proportional to 10,943,488.10, 16,415,232.15 and 8,424,064.10

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Solution

The fourth proportional to 10,943,488.10, 16,415,232.15 and 8,424,064.10 is: 12,636,096.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943,488.10 : 16,415,232.15 = 8,424,064.10 : x
  2. Step 2: Convert to fraction form
    10,943,488.10/16,415,232.15 = 8,424,064.10/x
  3. Step 3: Cross multiply
    10,943,488.10x = 16,415,232.15 × 8,424,064.10
  4. Step 4: Simplify right side
    10,943,488.10x = 138,282,967,847,980.81
  5. Step 5: Solve for x
    x = 138,282,967,847,980.81/10,943,488.10
  6. Step 6: Final answer
    x = 12,636,096.15

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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.