Home / 13,316,494.61-18,371,533.80-7,733,790.74

Finding the Fourth Proportional to 13,316,494.61, 18,371,533.80 and 7,733,790.74

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Solution

The fourth proportional to 13,316,494.61, 18,371,533.80 and 7,733,790.74 is: 10,669,594.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,316,494.61 : 18,371,533.80 = 7,733,790.74 : x
  2. Step 2: Convert to fraction form
    13,316,494.61/18,371,533.80 = 7,733,790.74/x
  3. Step 3: Cross multiply
    13,316,494.61x = 18,371,533.80 × 7,733,790.74
  4. Step 4: Simplify right side
    13,316,494.61x = 142,081,597,890,179.34
  5. Step 5: Solve for x
    x = 142,081,597,890,179.34/13,316,494.61
  6. Step 6: Final answer
    x = 10,669,594.52

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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.