Home / 17,671,442.10-26,507,163.15-13,136,478.90

Finding the Fourth Proportional to 17,671,442.10, 26,507,163.15 and 13,136,478.90

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Solution

The fourth proportional to 17,671,442.10, 26,507,163.15 and 13,136,478.90 is: 19,704,718.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,671,442.10 : 26,507,163.15 = 13,136,478.90 : x
  2. Step 2: Convert to fraction form
    17,671,442.10/26,507,163.15 = 13,136,478.90/x
  3. Step 3: Cross multiply
    17,671,442.10x = 26,507,163.15 × 13,136,478.90
  4. Step 4: Simplify right side
    17,671,442.10x = 348,210,789,418,832.50
  5. Step 5: Solve for x
    x = 348,210,789,418,832.50/17,671,442.10
  6. Step 6: Final answer
    x = 19,704,718.35

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1.5x scale

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.