Home / 9,490,430.18-13,096,725.20-5,139,415.55

Finding the Fourth Proportional to 9,490,430.18, 13,096,725.20 and 5,139,415.55

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Solution

The fourth proportional to 9,490,430.18, 13,096,725.20 and 5,139,415.55 is: 7,092,356.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,490,430.18 : 13,096,725.20 = 5,139,415.55 : x
  2. Step 2: Convert to fraction form
    9,490,430.18/13,096,725.20 = 5,139,415.55/x
  3. Step 3: Cross multiply
    9,490,430.18x = 13,096,725.20 × 5,139,415.55
  4. Step 4: Simplify right side
    9,490,430.18x = 67,309,513,154,001.60
  5. Step 5: Solve for x
    x = 67,309,513,154,001.60/9,490,430.18
  6. Step 6: Final answer
    x = 7,092,356.39

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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.