Home / 11,159,905.04-15,402,349.79-6,811,518.22

Finding the Fourth Proportional to 11,159,905.04, 15,402,349.79 and 6,811,518.22

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Solution

The fourth proportional to 11,159,905.04, 15,402,349.79 and 6,811,518.22 is: 9,400,921.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,159,905.04 : 15,402,349.79 = 6,811,518.22 : x
  2. Step 2: Convert to fraction form
    11,159,905.04/15,402,349.79 = 6,811,518.22/x
  3. Step 3: Cross multiply
    11,159,905.04x = 15,402,349.79 × 6,811,518.22
  4. Step 4: Simplify right side
    11,159,905.04x = 104,913,386,303,330.91
  5. Step 5: Solve for x
    x = 104,913,386,303,330.91/11,159,905.04
  6. Step 6: Final answer
    x = 9,400,921.06

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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.