Home / 15,717,649.60-23,576,474.40-13,828,081.60

Finding the Fourth Proportional to 15,717,649.60, 23,576,474.40 and 13,828,081.60

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Solution

The fourth proportional to 15,717,649.60, 23,576,474.40 and 13,828,081.60 is: 20,742,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,717,649.60 : 23,576,474.40 = 13,828,081.60 : x
  2. Step 2: Convert to fraction form
    15,717,649.60/23,576,474.40 = 13,828,081.60/x
  3. Step 3: Cross multiply
    15,717,649.60x = 23,576,474.40 × 13,828,081.60
  4. Step 4: Simplify right side
    15,717,649.60x = 326,017,411,843,511
  5. Step 5: Solve for x
    x = 326,017,411,843,511/15,717,649.60
  6. Step 6: Final answer
    x = 20,742,122.40

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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.