Home / 32,686,557.40-45,104,111.16-20,125,617.40

Finding the Fourth Proportional to 32,686,557.40, 45,104,111.16 and 20,125,617.40

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Solution

The fourth proportional to 32,686,557.40, 45,104,111.16 and 20,125,617.40 is: 27,771,296.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,686,557.40 : 45,104,111.16 = 20,125,617.40 : x
  2. Step 2: Convert to fraction form
    32,686,557.40/45,104,111.16 = 20,125,617.40/x
  3. Step 3: Cross multiply
    32,686,557.40x = 45,104,111.16 × 20,125,617.40
  4. Step 4: Simplify right side
    32,686,557.40x = 907,748,084,373,230
  5. Step 5: Solve for x
    x = 907,748,084,373,230/32,686,557.40
  6. Step 6: Final answer
    x = 27,771,296.72

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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.