Home / 66,995,012.59-92,453,767.55-38,735,263.74

Finding the Fourth Proportional to 66,995,012.59, 92,453,767.55 and 38,735,263.74

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Solution

The fourth proportional to 66,995,012.59, 92,453,767.55 and 38,735,263.74 is: 53,455,039.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,995,012.59 : 92,453,767.55 = 38,735,263.74 : x
  2. Step 2: Convert to fraction form
    66,995,012.59/92,453,767.55 = 38,735,263.74/x
  3. Step 3: Cross multiply
    66,995,012.59x = 92,453,767.55 × 38,735,263.74
  4. Step 4: Simplify right side
    66,995,012.59x = 3,581,221,070,104,186
  5. Step 5: Solve for x
    x = 3,581,221,070,104,186/66,995,012.59
  6. Step 6: Final answer
    x = 53,455,039.89

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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.