Home / 65,424,604.61-90,285,968.57-35,655,259.71

Finding the Fourth Proportional to 65,424,604.61, 90,285,968.57 and 35,655,259.71

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Solution

The fourth proportional to 65,424,604.61, 90,285,968.57 and 35,655,259.71 is: 49,204,266.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,424,604.61 : 90,285,968.57 = 35,655,259.71 : x
  2. Step 2: Convert to fraction form
    65,424,604.61/90,285,968.57 = 35,655,259.71/x
  3. Step 3: Cross multiply
    65,424,604.61x = 90,285,968.57 × 35,655,259.71
  4. Step 4: Simplify right side
    65,424,604.61x = 3,219,169,657,621,385.50
  5. Step 5: Solve for x
    x = 3,219,169,657,621,385.50/65,424,604.61
  6. Step 6: Final answer
    x = 49,204,266.15

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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.