Home / 71,934,495.32-99,265,527.70-40,570,669.71

Finding the Fourth Proportional to 71,934,495.32, 99,265,527.70 and 40,570,669.71

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Solution

The fourth proportional to 71,934,495.32, 99,265,527.70 and 40,570,669.71 is: 55,985,225.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,934,495.32 : 99,265,527.70 = 40,570,669.71 : x
  2. Step 2: Convert to fraction form
    71,934,495.32/99,265,527.70 = 40,570,669.71/x
  3. Step 3: Cross multiply
    71,934,495.32x = 99,265,527.70 × 40,570,669.71
  4. Step 4: Simplify right side
    71,934,495.32x = 4,027,268,938,000,901
  5. Step 5: Solve for x
    x = 4,027,268,938,000,901/71,934,495.32
  6. Step 6: Final answer
    x = 55,985,225.45

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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.