Home / 7,569,109.76-11,358,679.12-4,159,777.28

Finding the Fourth Proportional to 7,569,109.76, 11,358,679.12 and 4,159,777.28

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Solution

The fourth proportional to 7,569,109.76, 11,358,679.12 and 4,159,777.28 is: 6,242,421.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,569,109.76 : 11,358,679.12 = 4,159,777.28 : x
  2. Step 2: Convert to fraction form
    7,569,109.76/11,358,679.12 = 4,159,777.28/x
  3. Step 3: Cross multiply
    7,569,109.76x = 11,358,679.12 × 4,159,777.28
  4. Step 4: Simplify right side
    7,569,109.76x = 47,249,575,334,186.39
  5. Step 5: Solve for x
    x = 47,249,575,334,186.39/7,569,109.76
  6. Step 6: Final answer
    x = 6,242,421.74

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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.