Home / 69,834,491.12-96,374,602.20-38,894,674.16

Finding the Fourth Proportional to 69,834,491.12, 96,374,602.20 and 38,894,674.16

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Solution

The fourth proportional to 69,834,491.12, 96,374,602.20 and 38,894,674.16 is: 53,676,323.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,834,491.12 : 96,374,602.20 = 38,894,674.16 : x
  2. Step 2: Convert to fraction form
    69,834,491.12/96,374,602.20 = 38,894,674.16/x
  3. Step 3: Cross multiply
    69,834,491.12x = 96,374,602.20 × 38,894,674.16
  4. Step 4: Simplify right side
    69,834,491.12x = 3,748,458,749,868,619
  5. Step 5: Solve for x
    x = 3,748,458,749,868,619/69,834,491.12
  6. Step 6: Final answer
    x = 53,676,323.69

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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.