Home / 68,045,887.68-93,905,592.48-37,107,749.76

Finding the Fourth Proportional to 68,045,887.68, 93,905,592.48 and 37,107,749.76

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Solution

The fourth proportional to 68,045,887.68, 93,905,592.48 and 37,107,749.76 is: 51,209,931.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,045,887.68 : 93,905,592.48 = 37,107,749.76 : x
  2. Step 2: Convert to fraction form
    68,045,887.68/93,905,592.48 = 37,107,749.76/x
  3. Step 3: Cross multiply
    68,045,887.68x = 93,905,592.48 × 37,107,749.76
  4. Step 4: Simplify right side
    68,045,887.68x = 3,484,625,226,812,378
  5. Step 5: Solve for x
    x = 3,484,625,226,812,378/68,045,887.68
  6. Step 6: Final answer
    x = 51,209,931.20

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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.