Home / 9,389,278.95-12,957,281.04-5,203,033.76

Finding the Fourth Proportional to 9,389,278.95, 12,957,281.04 and 5,203,033.76

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Solution

The fourth proportional to 9,389,278.95, 12,957,281.04 and 5,203,033.76 is: 7,180,228.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,389,278.95 : 12,957,281.04 = 5,203,033.76 : x
  2. Step 2: Convert to fraction form
    9,389,278.95/12,957,281.04 = 5,203,033.76/x
  3. Step 3: Cross multiply
    9,389,278.95x = 12,957,281.04 × 5,203,033.76
  4. Step 4: Simplify right side
    9,389,278.95x = 67,417,170,688,927.91
  5. Step 5: Solve for x
    x = 67,417,170,688,927.91/9,389,278.95
  6. Step 6: Final answer
    x = 7,180,228.75

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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.