Home / 76,975,421.18-106,225,234.66-41,692,348.50

Finding the Fourth Proportional to 76,975,421.18, 106,225,234.66 and 41,692,348.50

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Solution

The fourth proportional to 76,975,421.18, 106,225,234.66 and 41,692,348.50 is: 57,534,982.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,975,421.18 : 106,225,234.66 = 41,692,348.50 : x
  2. Step 2: Convert to fraction form
    76,975,421.18/106,225,234.66 = 41,692,348.50/x
  3. Step 3: Cross multiply
    76,975,421.18x = 106,225,234.66 × 41,692,348.50
  4. Step 4: Simplify right side
    76,975,421.18x = 4,428,779,502,938,999
  5. Step 5: Solve for x
    x = 4,428,779,502,938,999/76,975,421.18
  6. Step 6: Final answer
    x = 57,534,982.40

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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.