Home / 71,732,905.25-99,021,953.94-48,225,075.67

Finding the Fourth Proportional to 71,732,905.25, 99,021,953.94 and 48,225,075.67

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Solution

The fourth proportional to 71,732,905.25, 99,021,953.94 and 48,225,075.67 is: 66,571,139.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,732,905.25 : 99,021,953.94 = 48,225,075.67 : x
  2. Step 2: Convert to fraction form
    71,732,905.25/99,021,953.94 = 48,225,075.67/x
  3. Step 3: Cross multiply
    71,732,905.25x = 99,021,953.94 × 48,225,075.67
  4. Step 4: Simplify right side
    71,732,905.25x = 4,775,341,221,747,755
  5. Step 5: Solve for x
    x = 4,775,341,221,747,755/71,732,905.25
  6. Step 6: Final answer
    x = 66,571,139.22

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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.