Home / 9,129,114.83-13,671,934.88-5,282,831.18

Finding the Fourth Proportional to 9,129,114.83, 13,671,934.88 and 5,282,831.18

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Solution

The fourth proportional to 9,129,114.83, 13,671,934.88 and 5,282,831.18 is: 7,911,667.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,129,114.83 : 13,671,934.88 = 5,282,831.18 : x
  2. Step 2: Convert to fraction form
    9,129,114.83/13,671,934.88 = 5,282,831.18/x
  3. Step 3: Cross multiply
    9,129,114.83x = 13,671,934.88 × 5,282,831.18
  4. Step 4: Simplify right side
    9,129,114.83x = 72,226,523,780,219.72
  5. Step 5: Solve for x
    x = 72,226,523,780,219.72/9,129,114.83
  6. Step 6: Final answer
    x = 7,911,667.80

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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.