Home / 14,456,695.99-21,685,117.81-4,872,157.56

Finding the Fourth Proportional to 14,456,695.99, 21,685,117.81 and 4,872,157.56

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Solution

The fourth proportional to 14,456,695.99, 21,685,117.81 and 4,872,157.56 is: 7,308,261.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,456,695.99 : 21,685,117.81 = 4,872,157.56 : x
  2. Step 2: Convert to fraction form
    14,456,695.99/21,685,117.81 = 4,872,157.56/x
  3. Step 3: Cross multiply
    14,456,695.99x = 21,685,117.81 × 4,872,157.56
  4. Step 4: Simplify right side
    14,456,695.99x = 105,653,310,677,482.12
  5. Step 5: Solve for x
    x = 105,653,310,677,482.12/14,456,695.99
  6. Step 6: Final answer
    x = 7,308,261.22

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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.