Home / 42,551,422.23-63,827,132.88-10,638,718.23

Finding the Fourth Proportional to 42,551,422.23, 63,827,132.88 and 10,638,718.23

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Solution

The fourth proportional to 42,551,422.23, 63,827,132.88 and 10,638,718.23 is: 15,958,077.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,551,422.23 : 63,827,132.88 = 10,638,718.23 : x
  2. Step 2: Convert to fraction form
    42,551,422.23/63,827,132.88 = 10,638,718.23/x
  3. Step 3: Cross multiply
    42,551,422.23x = 63,827,132.88 × 10,638,718.23
  4. Step 4: Simplify right side
    42,551,422.23x = 679,038,882,139,088.50
  5. Step 5: Solve for x
    x = 679,038,882,139,088.50/42,551,422.23
  6. Step 6: Final answer
    x = 15,958,077.23

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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.