Home / 67,428,798.86-93,051,742.12-36,488,968.16

Finding the Fourth Proportional to 67,428,798.86, 93,051,742.12 and 36,488,968.16

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Solution

The fourth proportional to 67,428,798.86, 93,051,742.12 and 36,488,968.16 is: 50,354,775.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428,798.86 : 93,051,742.12 = 36,488,968.16 : x
  2. Step 2: Convert to fraction form
    67,428,798.86/93,051,742.12 = 36,488,968.16/x
  3. Step 3: Cross multiply
    67,428,798.86x = 93,051,742.12 × 36,488,968.16
  4. Step 4: Simplify right side
    67,428,798.86x = 3,395,362,054,892,730
  5. Step 5: Solve for x
    x = 3,395,362,054,892,730/67,428,798.86
  6. Step 6: Final answer
    x = 50,354,775.88

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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.