Home / 51,708,408.18-71,357,120.01-28,186,941.30

Finding the Fourth Proportional to 51,708,408.18, 71,357,120.01 and 28,186,941.30

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Solution

The fourth proportional to 51,708,408.18, 71,357,120.01 and 28,186,941.30 is: 38,897,715.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,708,408.18 : 71,357,120.01 = 28,186,941.30 : x
  2. Step 2: Convert to fraction form
    51,708,408.18/71,357,120.01 = 28,186,941.30/x
  3. Step 3: Cross multiply
    51,708,408.18x = 71,357,120.01 × 28,186,941.30
  4. Step 4: Simplify right side
    51,708,408.18x = 2,011,338,953,058,925.50
  5. Step 5: Solve for x
    x = 2,011,338,953,058,925.50/51,708,408.18
  6. Step 6: Final answer
    x = 38,897,715.55

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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.