Home / 10,400,019.25-14,352,330.67-5,690,697.47

Finding the Fourth Proportional to 10,400,019.25, 14,352,330.67 and 5,690,697.47

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Solution

The fourth proportional to 10,400,019.25, 14,352,330.67 and 5,690,697.47 is: 7,853,328.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400,019.25 : 14,352,330.67 = 5,690,697.47 : x
  2. Step 2: Convert to fraction form
    10,400,019.25/14,352,330.67 = 5,690,697.47/x
  3. Step 3: Cross multiply
    10,400,019.25x = 14,352,330.67 × 5,690,697.47
  4. Step 4: Simplify right side
    10,400,019.25x = 81,674,771,880,937.11
  5. Step 5: Solve for x
    x = 81,674,771,880,937.11/10,400,019.25
  6. Step 6: Final answer
    x = 7,853,328.91

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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.