Home / 10,453,613.84-15,657,559.32-7,411,759.28

Finding the Fourth Proportional to 10,453,613.84, 15,657,559.32 and 7,411,759.28

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Solution

The fourth proportional to 10,453,613.84, 15,657,559.32 and 7,411,759.28 is: 11,101,429.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,453,613.84 : 15,657,559.32 = 7,411,759.28 : x
  2. Step 2: Convert to fraction form
    10,453,613.84/15,657,559.32 = 7,411,759.28/x
  3. Step 3: Cross multiply
    10,453,613.84x = 15,657,559.32 × 7,411,759.28
  4. Step 4: Simplify right side
    10,453,613.84x = 116,050,060,592,160.50
  5. Step 5: Solve for x
    x = 116,050,060,592,160.50/10,453,613.84
  6. Step 6: Final answer
    x = 11,101,429.84

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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.