Home / 14,439,218.48-19,925,550.48-8,634,541.40

Finding the Fourth Proportional to 14,439,218.48, 19,925,550.48 and 8,634,541.40

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Solution

The fourth proportional to 14,439,218.48, 19,925,550.48 and 8,634,541.40 is: 11,915,325.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,439,218.48 : 19,925,550.48 = 8,634,541.40 : x
  2. Step 2: Convert to fraction form
    14,439,218.48/19,925,550.48 = 8,634,541.40/x
  3. Step 3: Cross multiply
    14,439,218.48x = 19,925,550.48 × 8,634,541.40
  4. Step 4: Simplify right side
    14,439,218.48x = 172,047,990,537,349.88
  5. Step 5: Solve for x
    x = 172,047,990,537,349.88/14,439,218.48
  6. Step 6: Final answer
    x = 11,915,325.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.