Home / 13,785,790.90-20,679,463.95-4,201,482.10

Finding the Fourth Proportional to 13,785,790.90, 20,679,463.95 and 4,201,482.10

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Solution

The fourth proportional to 13,785,790.90, 20,679,463.95 and 4,201,482.10 is: 6,302,460.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,785,790.90 : 20,679,463.95 = 4,201,482.10 : x
  2. Step 2: Convert to fraction form
    13,785,790.90/20,679,463.95 = 4,201,482.10/x
  3. Step 3: Cross multiply
    13,785,790.90x = 20,679,463.95 × 4,201,482.10
  4. Step 4: Simplify right side
    13,785,790.90x = 86,884,397,623,520.28
  5. Step 5: Solve for x
    x = 86,884,397,623,520.28/13,785,790.90
  6. Step 6: Final answer
    x = 6,302,460.14

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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.