Home / 7,475,801.67-10,316,606.76-4,038,042.78

Finding the Fourth Proportional to 7,475,801.67, 10,316,606.76 and 4,038,042.78

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Solution

The fourth proportional to 7,475,801.67, 10,316,606.76 and 4,038,042.78 is: 5,572,499.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475,801.67 : 10,316,606.76 = 4,038,042.78 : x
  2. Step 2: Convert to fraction form
    7,475,801.67/10,316,606.76 = 4,038,042.78/x
  3. Step 3: Cross multiply
    7,475,801.67x = 10,316,606.76 × 4,038,042.78
  4. Step 4: Simplify right side
    7,475,801.67x = 41,658,899,441,317.19
  5. Step 5: Solve for x
    x = 41,658,899,441,317.19/7,475,801.67
  6. Step 6: Final answer
    x = 5,572,499.28

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1.5x scale

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.