Home / 14,501,421-20,011,561.32-7,975,050.30

Finding the Fourth Proportional to 14,501,421, 20,011,561.32 and 7,975,050.30

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Solution

The fourth proportional to 14,501,421, 20,011,561.32 and 7,975,050.30 is: 11,005,349.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501,421 : 20,011,561.32 = 7,975,050.30 : x
  2. Step 2: Convert to fraction form
    14,501,421/20,011,561.32 = 7,975,050.30/x
  3. Step 3: Cross multiply
    14,501,421x = 20,011,561.32 × 7,975,050.30
  4. Step 4: Simplify right side
    14,501,421x = 159,593,208,108,534.41
  5. Step 5: Solve for x
    x = 159,593,208,108,534.41/14,501,421
  6. Step 6: Final answer
    x = 11,005,349.62

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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.