Home / 7,528,635.48-10,389,582.70-4,090,876.50

Finding the Fourth Proportional to 7,528,635.48, 10,389,582.70 and 4,090,876.50

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Solution

The fourth proportional to 7,528,635.48, 10,389,582.70 and 4,090,876.50 is: 5,645,445.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528,635.48 : 10,389,582.70 = 4,090,876.50 : x
  2. Step 2: Convert to fraction form
    7,528,635.48/10,389,582.70 = 4,090,876.50/x
  3. Step 3: Cross multiply
    7,528,635.48x = 10,389,582.70 × 4,090,876.50
  4. Step 4: Simplify right side
    7,528,635.48x = 42,502,499,712,236.55
  5. Step 5: Solve for x
    x = 42,502,499,712,236.55/7,528,635.48
  6. Step 6: Final answer
    x = 5,645,445.29

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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.