Home / 13,142,361.30-19,713,541.95-8,607,398.10

Finding the Fourth Proportional to 13,142,361.30, 19,713,541.95 and 8,607,398.10

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Solution

The fourth proportional to 13,142,361.30, 19,713,541.95 and 8,607,398.10 is: 12,911,097.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,142,361.30 : 19,713,541.95 = 8,607,398.10 : x
  2. Step 2: Convert to fraction form
    13,142,361.30/19,713,541.95 = 8,607,398.10/x
  3. Step 3: Cross multiply
    13,142,361.30x = 19,713,541.95 × 8,607,398.10
  4. Step 4: Simplify right side
    13,142,361.30x = 169,682,303,524,700.28
  5. Step 5: Solve for x
    x = 169,682,303,524,700.28/13,142,361.30
  6. Step 6: Final answer
    x = 12,911,097.15

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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.