Home / 19,683,488.60-29,525,232.90-18,487,746.35

Finding the Fourth Proportional to 19,683,488.60, 29,525,232.90 and 18,487,746.35

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Solution

The fourth proportional to 19,683,488.60, 29,525,232.90 and 18,487,746.35 is: 27,731,619.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,488.60 : 29,525,232.90 = 18,487,746.35 : x
  2. Step 2: Convert to fraction form
    19,683,488.60/29,525,232.90 = 18,487,746.35/x
  3. Step 3: Cross multiply
    19,683,488.60x = 29,525,232.90 × 18,487,746.35
  4. Step 4: Simplify right side
    19,683,488.60x = 545,855,016,779,874.94
  5. Step 5: Solve for x
    x = 545,855,016,779,874.94/19,683,488.60
  6. Step 6: Final answer
    x = 27,731,619.53

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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.