Home / 43,486,482.88-65,087,784-31,968,901.28

Finding the Fourth Proportional to 43,486,482.88, 65,087,784 and 31,968,901.28

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Solution

The fourth proportional to 43,486,482.88, 65,087,784 and 31,968,901.28 is: 47,849,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,486,482.88 : 65,087,784 = 31,968,901.28 : x
  2. Step 2: Convert to fraction form
    43,486,482.88/65,087,784 = 31,968,901.28/x
  3. Step 3: Cross multiply
    43,486,482.88x = 65,087,784 × 31,968,901.28
  4. Step 4: Simplify right side
    43,486,482.88x = 2,080,784,941,229,963.50
  5. Step 5: Solve for x
    x = 2,080,784,941,229,963.50/43,486,482.88
  6. Step 6: Final answer
    x = 47,849,005.10

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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.