Home / 28,186,551.18-38,896,779.06-16,584,866.10

Finding the Fourth Proportional to 28,186,551.18, 38,896,779.06 and 16,584,866.10

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Solution

The fourth proportional to 28,186,551.18, 38,896,779.06 and 16,584,866.10 is: 22,886,725.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,186,551.18 : 38,896,779.06 = 16,584,866.10 : x
  2. Step 2: Convert to fraction form
    28,186,551.18/38,896,779.06 = 16,584,866.10/x
  3. Step 3: Cross multiply
    28,186,551.18x = 38,896,779.06 × 16,584,866.10
  4. Step 4: Simplify right side
    28,186,551.18x = 645,097,872,431,383.88
  5. Step 5: Solve for x
    x = 645,097,872,431,383.88/28,186,551.18
  6. Step 6: Final answer
    x = 22,886,725.95

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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.