Home / 66,349,969.20-99,524,953.80-37,652,155.20

Finding the Fourth Proportional to 66,349,969.20, 99,524,953.80 and 37,652,155.20

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Solution

The fourth proportional to 66,349,969.20, 99,524,953.80 and 37,652,155.20 is: 56,478,232.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,349,969.20 : 99,524,953.80 = 37,652,155.20 : x
  2. Step 2: Convert to fraction form
    66,349,969.20/99,524,953.80 = 37,652,155.20/x
  3. Step 3: Cross multiply
    66,349,969.20x = 99,524,953.80 × 37,652,155.20
  4. Step 4: Simplify right side
    66,349,969.20x = 3,747,329,006,750,430
  5. Step 5: Solve for x
    x = 3,747,329,006,750,430/66,349,969.20
  6. Step 6: Final answer
    x = 56,478,232.80

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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.