Home / 60,692,555.80-91,038,833.70-40,285,221.40

Finding the Fourth Proportional to 60,692,555.80, 91,038,833.70 and 40,285,221.40

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Solution

The fourth proportional to 60,692,555.80, 91,038,833.70 and 40,285,221.40 is: 60,427,832.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,692,555.80 : 91,038,833.70 = 40,285,221.40 : x
  2. Step 2: Convert to fraction form
    60,692,555.80/91,038,833.70 = 40,285,221.40/x
  3. Step 3: Cross multiply
    60,692,555.80x = 91,038,833.70 × 40,285,221.40
  4. Step 4: Simplify right side
    60,692,555.80x = 3,667,519,571,602,281
  5. Step 5: Solve for x
    x = 3,667,519,571,602,281/60,692,555.80
  6. Step 6: Final answer
    x = 60,427,832.10

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Similar ratio
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1.5x scale

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.