Home / 7,528,611.48-10,389,547.26-4,090,852.96

Finding the Fourth Proportional to 7,528,611.48, 10,389,547.26 and 4,090,852.96

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Solution

The fourth proportional to 7,528,611.48, 10,389,547.26 and 4,090,852.96 is: 5,645,411.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528,611.48 : 10,389,547.26 = 4,090,852.96 : x
  2. Step 2: Convert to fraction form
    7,528,611.48/10,389,547.26 = 4,090,852.96/x
  3. Step 3: Cross multiply
    7,528,611.48x = 10,389,547.26 × 4,090,852.96
  4. Step 4: Simplify right side
    7,528,611.48x = 42,502,110,161,630.89
  5. Step 5: Solve for x
    x = 42,502,110,161,630.89/7,528,611.48
  6. Step 6: Final answer
    x = 5,645,411.54

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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.