Home / 13,767,497.16-20,648,293.29-5,678,374.74

Finding the Fourth Proportional to 13,767,497.16, 20,648,293.29 and 5,678,374.74

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Solution

The fourth proportional to 13,767,497.16, 20,648,293.29 and 5,678,374.74 is: 8,516,344.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,767,497.16 : 20,648,293.29 = 5,678,374.74 : x
  2. Step 2: Convert to fraction form
    13,767,497.16/20,648,293.29 = 5,678,374.74/x
  3. Step 3: Cross multiply
    13,767,497.16x = 20,648,293.29 × 5,678,374.74
  4. Step 4: Simplify right side
    13,767,497.16x = 117,248,747,042,047.50
  5. Step 5: Solve for x
    x = 117,248,747,042,047.50/13,767,497.16
  6. Step 6: Final answer
    x = 8,516,344.38

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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.