Home / 10,353,365.02-14,287,527.43-5,643,657.28

Finding the Fourth Proportional to 10,353,365.02, 14,287,527.43 and 5,643,657.28

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Solution

The fourth proportional to 10,353,365.02, 14,287,527.43 and 5,643,657.28 is: 7,788,183.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353,365.02 : 14,287,527.43 = 5,643,657.28 : x
  2. Step 2: Convert to fraction form
    10,353,365.02/14,287,527.43 = 5,643,657.28/x
  3. Step 3: Cross multiply
    10,353,365.02x = 14,287,527.43 × 5,643,657.28
  4. Step 4: Simplify right side
    10,353,365.02x = 80,633,908,197,269.45
  5. Step 5: Solve for x
    x = 80,633,908,197,269.45/10,353,365.02
  6. Step 6: Final answer
    x = 7,788,183.65

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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.