Home / 14,021,444.81-21,069,155.88-7,549,305.36

Finding the Fourth Proportional to 14,021,444.81, 21,069,155.88 and 7,549,305.36

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Solution

The fourth proportional to 14,021,444.81, 21,069,155.88 and 7,549,305.36 is: 11,343,873.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,444.81 : 21,069,155.88 = 7,549,305.36 : x
  2. Step 2: Convert to fraction form
    14,021,444.81/21,069,155.88 = 7,549,305.36/x
  3. Step 3: Cross multiply
    14,021,444.81x = 21,069,155.88 × 7,549,305.36
  4. Step 4: Simplify right side
    14,021,444.81x = 159,057,491,310,213.75
  5. Step 5: Solve for x
    x = 159,057,491,310,213.75/14,021,444.81
  6. Step 6: Final answer
    x = 11,343,873.15

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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.