Home / 19,438,526.76-29,162,139.24-7,308,095.32

Finding the Fourth Proportional to 19,438,526.76, 29,162,139.24 and 7,308,095.32

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Solution

The fourth proportional to 19,438,526.76, 29,162,139.24 and 7,308,095.32 is: 10,963,778.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,438,526.76 : 29,162,139.24 = 7,308,095.32 : x
  2. Step 2: Convert to fraction form
    19,438,526.76/29,162,139.24 = 7,308,095.32/x
  3. Step 3: Cross multiply
    19,438,526.76x = 29,162,139.24 × 7,308,095.32
  4. Step 4: Simplify right side
    19,438,526.76x = 213,119,693,385,243.19
  5. Step 5: Solve for x
    x = 213,119,693,385,243.19/19,438,526.76
  6. Step 6: Final answer
    x = 10,963,778.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.