Home / 10,364,640.48-15,440,587.20-9,898,303.20

Finding the Fourth Proportional to 10,364,640.48, 15,440,587.20 and 9,898,303.20

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Solution

The fourth proportional to 10,364,640.48, 15,440,587.20 and 9,898,303.20 is: 14,745,867.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364,640.48 : 15,440,587.20 = 9,898,303.20 : x
  2. Step 2: Convert to fraction form
    10,364,640.48/15,440,587.20 = 9,898,303.20/x
  3. Step 3: Cross multiply
    10,364,640.48x = 15,440,587.20 × 9,898,303.20
  4. Step 4: Simplify right side
    10,364,640.48x = 152,835,613,691,639.03
  5. Step 5: Solve for x
    x = 152,835,613,691,639.03/10,364,640.48
  6. Step 6: Final answer
    x = 14,745,867.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.