Home / 34,425,671.36-47,507,426.40-18,955,718.72

Finding the Fourth Proportional to 34,425,671.36, 47,507,426.40 and 18,955,718.72

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Solution

The fourth proportional to 34,425,671.36, 47,507,426.40 and 18,955,718.72 is: 26,158,891.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,425,671.36 : 47,507,426.40 = 18,955,718.72 : x
  2. Step 2: Convert to fraction form
    34,425,671.36/47,507,426.40 = 18,955,718.72/x
  3. Step 3: Cross multiply
    34,425,671.36x = 47,507,426.40 × 18,955,718.72
  4. Step 4: Simplify right side
    34,425,671.36x = 900,537,411,949,502.12
  5. Step 5: Solve for x
    x = 900,537,411,949,502.12/34,425,671.36
  6. Step 6: Final answer
    x = 26,158,891.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.