Home / 13,148,298.52-18,144,303.96-7,347,127.93

Finding the Fourth Proportional to 13,148,298.52, 18,144,303.96 and 7,347,127.93

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Solution

The fourth proportional to 13,148,298.52, 18,144,303.96 and 7,347,127.93 is: 10,138,842.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,148,298.52 : 18,144,303.96 = 7,347,127.93 : x
  2. Step 2: Convert to fraction form
    13,148,298.52/18,144,303.96 = 7,347,127.93/x
  3. Step 3: Cross multiply
    13,148,298.52x = 18,144,303.96 × 7,347,127.93
  4. Step 4: Simplify right side
    13,148,298.52x = 133,308,522,394,925.61
  5. Step 5: Solve for x
    x = 133,308,522,394,925.61/13,148,298.52
  6. Step 6: Final answer
    x = 10,138,842.09

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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.