Home / 11,711,159.64-16,161,905.43-6,484,167.81

Finding the Fourth Proportional to 11,711,159.64, 16,161,905.43 and 6,484,167.81

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Solution

The fourth proportional to 11,711,159.64, 16,161,905.43 and 6,484,167.81 is: 8,948,431.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,711,159.64 : 16,161,905.43 = 6,484,167.81 : x
  2. Step 2: Convert to fraction form
    11,711,159.64/16,161,905.43 = 6,484,167.81/x
  3. Step 3: Cross multiply
    11,711,159.64x = 16,161,905.43 × 6,484,167.81
  4. Step 4: Simplify right side
    11,711,159.64x = 104,796,506,937,470.20
  5. Step 5: Solve for x
    x = 104,796,506,937,470.20/11,711,159.64
  6. Step 6: Final answer
    x = 8,948,431.25

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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.