Home / 11,885,070.76-17,829,298.89-3,688,421.15

Finding the Fourth Proportional to 11,885,070.76, 17,829,298.89 and 3,688,421.15

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Solution

The fourth proportional to 11,885,070.76, 17,829,298.89 and 3,688,421.15 is: 5,533,157.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,885,070.76 : 17,829,298.89 = 3,688,421.15 : x
  2. Step 2: Convert to fraction form
    11,885,070.76/17,829,298.89 = 3,688,421.15/x
  3. Step 3: Cross multiply
    11,885,070.76x = 17,829,298.89 × 3,688,421.15
  4. Step 4: Simplify right side
    11,885,070.76x = 65,761,963,160,120.77
  5. Step 5: Solve for x
    x = 65,761,963,160,120.77/11,885,070.76
  6. Step 6: Final answer
    x = 5,533,157.06

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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.