Home / 70,466,615.48-105,709,206.12-26,144,869.84

Finding the Fourth Proportional to 70,466,615.48, 105,709,206.12 and 26,144,869.84

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Solution

The fourth proportional to 70,466,615.48, 105,709,206.12 and 26,144,869.84 is: 39,220,748.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,466,615.48 : 105,709,206.12 = 26,144,869.84 : x
  2. Step 2: Convert to fraction form
    70,466,615.48/105,709,206.12 = 26,144,869.84/x
  3. Step 3: Cross multiply
    70,466,615.48x = 105,709,206.12 × 26,144,869.84
  4. Step 4: Simplify right side
    70,466,615.48x = 2,763,753,434,897,131.50
  5. Step 5: Solve for x
    x = 2,763,753,434,897,131.50/70,466,615.48
  6. Step 6: Final answer
    x = 39,220,748.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.