Home / 60,808,749.40-91,085,943.30-28,488,237.40

Finding the Fourth Proportional to 60,808,749.40, 91,085,943.30 and 28,488,237.40

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Solution

The fourth proportional to 60,808,749.40, 91,085,943.30 and 28,488,237.40 is: 42,672,773.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,808,749.40 : 91,085,943.30 = 28,488,237.40 : x
  2. Step 2: Convert to fraction form
    60,808,749.40/91,085,943.30 = 28,488,237.40/x
  3. Step 3: Cross multiply
    60,808,749.40x = 91,085,943.30 × 28,488,237.40
  4. Step 4: Simplify right side
    60,808,749.40x = 2,594,877,976,533,339
  5. Step 5: Solve for x
    x = 2,594,877,976,533,339/60,808,749.40
  6. Step 6: Final answer
    x = 42,672,773.28

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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.