Home / 42,152,127-58,148,625.24-28,214,074.68

Finding the Fourth Proportional to 42,152,127, 58,148,625.24 and 28,214,074.68

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Solution

The fourth proportional to 42,152,127, 58,148,625.24 and 28,214,074.68 is: 38,921,159.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,152,127 : 58,148,625.24 = 28,214,074.68 : x
  2. Step 2: Convert to fraction form
    42,152,127/58,148,625.24 = 28,214,074.68/x
  3. Step 3: Cross multiply
    42,152,127x = 58,148,625.24 × 28,214,074.68
  4. Step 4: Simplify right side
    42,152,127x = 1,640,609,655,060,693
  5. Step 5: Solve for x
    x = 1,640,609,655,060,693/42,152,127
  6. Step 6: Final answer
    x = 38,921,159.42

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Double scale
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1.5x scale

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.