Home / 13,039,582.54-17,996,495.22-7,812,798.34

Finding the Fourth Proportional to 13,039,582.54, 17,996,495.22 and 7,812,798.34

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Solution

The fourth proportional to 13,039,582.54, 17,996,495.22 and 7,812,798.34 is: 10,782,782.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,039,582.54 : 17,996,495.22 = 7,812,798.34 : x
  2. Step 2: Convert to fraction form
    13,039,582.54/17,996,495.22 = 7,812,798.34/x
  3. Step 3: Cross multiply
    13,039,582.54x = 17,996,495.22 × 7,812,798.34
  4. Step 4: Simplify right side
    13,039,582.54x = 140,602,987,980,633.92
  5. Step 5: Solve for x
    x = 140,602,987,980,633.92/13,039,582.54
  6. Step 6: Final answer
    x = 10,782,782.93

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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.