Home / 39,423,779.70-59,053,182.80-31,705,705.23

Finding the Fourth Proportional to 39,423,779.70, 59,053,182.80 and 31,705,705.23

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Solution

The fourth proportional to 39,423,779.70, 59,053,182.80 and 31,705,705.23 is: 47,492,219.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,423,779.70 : 59,053,182.80 = 31,705,705.23 : x
  2. Step 2: Convert to fraction form
    39,423,779.70/59,053,182.80 = 31,705,705.23/x
  3. Step 3: Cross multiply
    39,423,779.70x = 59,053,182.80 × 31,705,705.23
  4. Step 4: Simplify right side
    39,423,779.70x = 1,872,322,806,591,577.50
  5. Step 5: Solve for x
    x = 1,872,322,806,591,577.50/39,423,779.70
  6. Step 6: Final answer
    x = 47,492,219.69

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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.