Home / 51,253,703.96-70,730,065.77-28,931,388.59

Finding the Fourth Proportional to 51,253,703.96, 70,730,065.77 and 28,931,388.59

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Solution

The fourth proportional to 51,253,703.96, 70,730,065.77 and 28,931,388.59 is: 39,925,290.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,253,703.96 : 70,730,065.77 = 28,931,388.59 : x
  2. Step 2: Convert to fraction form
    51,253,703.96/70,730,065.77 = 28,931,388.59/x
  3. Step 3: Cross multiply
    51,253,703.96x = 70,730,065.77 × 28,931,388.59
  4. Step 4: Simplify right side
    51,253,703.96x = 2,046,319,017,434,477.25
  5. Step 5: Solve for x
    x = 2,046,319,017,434,477.25/51,253,703.96
  6. Step 6: Final answer
    x = 39,925,290.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.