Home / 74,010,041.61-102,134,665.65-40,970,842.67

Finding the Fourth Proportional to 74,010,041.61, 102,134,665.65 and 40,970,842.67

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Solution

The fourth proportional to 74,010,041.61, 102,134,665.65 and 40,970,842.67 is: 56,540,210.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,010,041.61 : 102,134,665.65 = 40,970,842.67 : x
  2. Step 2: Convert to fraction form
    74,010,041.61/102,134,665.65 = 40,970,842.67/x
  3. Step 3: Cross multiply
    74,010,041.61x = 102,134,665.65 × 40,970,842.67
  4. Step 4: Simplify right side
    74,010,041.61x = 4,184,543,316,988,530
  5. Step 5: Solve for x
    x = 4,184,543,316,988,530/74,010,041.61
  6. Step 6: Final answer
    x = 56,540,210.30

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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.