Home / 40,888,988.40-61,281,383.40-21,728,924.40

Finding the Fourth Proportional to 40,888,988.40, 61,281,383.40 and 21,728,924.40

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Solution

The fourth proportional to 40,888,988.40, 61,281,383.40 and 21,728,924.40 is: 32,565,700.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,888,988.40 : 61,281,383.40 = 21,728,924.40 : x
  2. Step 2: Convert to fraction form
    40,888,988.40/61,281,383.40 = 21,728,924.40/x
  3. Step 3: Cross multiply
    40,888,988.40x = 61,281,383.40 × 21,728,924.40
  4. Step 4: Simplify right side
    40,888,988.40x = 1,331,578,547,026,014.75
  5. Step 5: Solve for x
    x = 1,331,578,547,026,014.75/40,888,988.40
  6. Step 6: Final answer
    x = 32,565,700.43

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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.