Home / 92,775,482.10-128,026,657.55-51,525,031.68

Finding the Fourth Proportional to 92,775,482.10, 128,026,657.55 and 51,525,031.68

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Solution

The fourth proportional to 92,775,482.10, 128,026,657.55 and 51,525,031.68 is: 71,102,595.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,775,482.10 : 128,026,657.55 = 51,525,031.68 : x
  2. Step 2: Convert to fraction form
    92,775,482.10/128,026,657.55 = 51,525,031.68/x
  3. Step 3: Cross multiply
    92,775,482.10x = 128,026,657.55 × 51,525,031.68
  4. Step 4: Simplify right side
    92,775,482.10x = 6,596,577,585,890,636
  5. Step 5: Solve for x
    x = 6,596,577,585,890,636/92,775,482.10
  6. Step 6: Final answer
    x = 71,102,595.61

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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.