Home / 64,159,466.67-96,200,765.91-20,421,331.29

Finding the Fourth Proportional to 64,159,466.67, 96,200,765.91 and 20,421,331.29

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Solution

The fourth proportional to 64,159,466.67, 96,200,765.91 and 20,421,331.29 is: 30,619,763.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,159,466.67 : 96,200,765.91 = 20,421,331.29 : x
  2. Step 2: Convert to fraction form
    64,159,466.67/96,200,765.91 = 20,421,331.29/x
  3. Step 3: Cross multiply
    64,159,466.67x = 96,200,765.91 × 20,421,331.29
  4. Step 4: Simplify right side
    64,159,466.67x = 1,964,547,710,999,848.25
  5. Step 5: Solve for x
    x = 1,964,547,710,999,848.25/64,159,466.67
  6. Step 6: Final answer
    x = 30,619,763.74

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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.