Home / 65,576,798.64-90,458,046-42,371,924.76

Finding the Fourth Proportional to 65,576,798.64, 90,458,046 and 42,371,924.76

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Solution

The fourth proportional to 65,576,798.64, 90,458,046 and 42,371,924.76 is: 58,448,744.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,576,798.64 : 90,458,046 = 42,371,924.76 : x
  2. Step 2: Convert to fraction form
    65,576,798.64/90,458,046 = 42,371,924.76/x
  3. Step 3: Cross multiply
    65,576,798.64x = 90,458,046 × 42,371,924.76
  4. Step 4: Simplify right side
    65,576,798.64x = 3,832,881,519,048,619
  5. Step 5: Solve for x
    x = 3,832,881,519,048,619/65,576,798.64
  6. Step 6: Final answer
    x = 58,448,744.05

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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.