Home / 13,893,011.08-19,172,336.27-7,698,458.84

Finding the Fourth Proportional to 13,893,011.08, 19,172,336.27 and 7,698,458.84

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Solution

The fourth proportional to 13,893,011.08, 19,172,336.27 and 7,698,458.84 is: 10,623,862.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893,011.08 : 19,172,336.27 = 7,698,458.84 : x
  2. Step 2: Convert to fraction form
    13,893,011.08/19,172,336.27 = 7,698,458.84/x
  3. Step 3: Cross multiply
    13,893,011.08x = 19,172,336.27 × 7,698,458.84
  4. Step 4: Simplify right side
    13,893,011.08x = 147,597,441,506,880.16
  5. Step 5: Solve for x
    x = 147,597,441,506,880.16/13,893,011.08
  6. Step 6: Final answer
    x = 10,623,862.65

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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.