Home / 52,416,166.60-78,626,582.70-17,872,064.20

Finding the Fourth Proportional to 52,416,166.60, 78,626,582.70 and 17,872,064.20

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Solution

The fourth proportional to 52,416,166.60, 78,626,582.70 and 17,872,064.20 is: 26,808,891.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,416,166.60 : 78,626,582.70 = 17,872,064.20 : x
  2. Step 2: Convert to fraction form
    52,416,166.60/78,626,582.70 = 17,872,064.20/x
  3. Step 3: Cross multiply
    52,416,166.60x = 78,626,582.70 × 17,872,064.20
  4. Step 4: Simplify right side
    52,416,166.60x = 1,405,219,333,841,009.25
  5. Step 5: Solve for x
    x = 1,405,219,333,841,009.25/52,416,166.60
  6. Step 6: Final answer
    x = 26,808,891.70

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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.