Home / 19,413,347.18-29,097,895.16-12,130,169.71

Finding the Fourth Proportional to 19,413,347.18, 29,097,895.16 and 12,130,169.71

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Solution

The fourth proportional to 19,413,347.18, 29,097,895.16 and 12,130,169.71 is: 18,181,429.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,413,347.18 : 29,097,895.16 = 12,130,169.71 : x
  2. Step 2: Convert to fraction form
    19,413,347.18/29,097,895.16 = 12,130,169.71/x
  3. Step 3: Cross multiply
    19,413,347.18x = 29,097,895.16 × 12,130,169.71
  4. Step 4: Simplify right side
    19,413,347.18x = 352,962,406,494,587.62
  5. Step 5: Solve for x
    x = 352,962,406,494,587.62/19,413,347.18
  6. Step 6: Final answer
    x = 18,181,429.67

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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.