Home / 12,186,666.43-16,807,793.58-10,713,425.07

Finding the Fourth Proportional to 12,186,666.43, 16,807,793.58 and 10,713,425.07

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Solution

The fourth proportional to 12,186,666.43, 16,807,793.58 and 10,713,425.07 is: 14,775,905.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,186,666.43 : 16,807,793.58 = 10,713,425.07 : x
  2. Step 2: Convert to fraction form
    12,186,666.43/16,807,793.58 = 10,713,425.07/x
  3. Step 3: Cross multiply
    12,186,666.43x = 16,807,793.58 × 10,713,425.07
  4. Step 4: Simplify right side
    12,186,666.43x = 180,069,037,111,357.03
  5. Step 5: Solve for x
    x = 180,069,037,111,357.03/12,186,666.43
  6. Step 6: Final answer
    x = 14,775,905.96

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1.5x scale

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.