Home / 26,232,565.80-39,348,848.70-21,445,660.20

Finding the Fourth Proportional to 26,232,565.80, 39,348,848.70 and 21,445,660.20

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Solution

The fourth proportional to 26,232,565.80, 39,348,848.70 and 21,445,660.20 is: 32,168,490.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,232,565.80 : 39,348,848.70 = 21,445,660.20 : x
  2. Step 2: Convert to fraction form
    26,232,565.80/39,348,848.70 = 21,445,660.20/x
  3. Step 3: Cross multiply
    26,232,565.80x = 39,348,848.70 × 21,445,660.20
  4. Step 4: Simplify right side
    26,232,565.80x = 843,862,038,481,411.75
  5. Step 5: Solve for x
    x = 843,862,038,481,411.75/26,232,565.80
  6. Step 6: Final answer
    x = 32,168,490.30

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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.