Home / 89,840,810.16-134,747,728.16-28,421,988.41

Finding the Fourth Proportional to 89,840,810.16, 134,747,728.16 and 28,421,988.41

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Solution

The fourth proportional to 89,840,810.16, 134,747,728.16 and 28,421,988.41 is: 42,628,715.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,840,810.16 : 134,747,728.16 = 28,421,988.41 : x
  2. Step 2: Convert to fraction form
    89,840,810.16/134,747,728.16 = 28,421,988.41/x
  3. Step 3: Cross multiply
    89,840,810.16x = 134,747,728.16 × 28,421,988.41
  4. Step 4: Simplify right side
    89,840,810.16x = 3,829,798,367,221,502
  5. Step 5: Solve for x
    x = 3,829,798,367,221,502/89,840,810.16
  6. Step 6: Final answer
    x = 42,628,715.84

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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.