Home / 15,581,372.12-23,478,412.44-12,803,707.16

Finding the Fourth Proportional to 15,581,372.12, 23,478,412.44 and 12,803,707.16

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Solution

The fourth proportional to 15,581,372.12, 23,478,412.44 and 12,803,707.16 is: 19,292,955.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,581,372.12 : 23,478,412.44 = 12,803,707.16 : x
  2. Step 2: Convert to fraction form
    15,581,372.12/23,478,412.44 = 12,803,707.16/x
  3. Step 3: Cross multiply
    15,581,372.12x = 23,478,412.44 × 12,803,707.16
  4. Step 4: Simplify right side
    15,581,372.12x = 300,610,717,463,461.06
  5. Step 5: Solve for x
    x = 300,610,717,463,461.06/15,581,372.12
  6. Step 6: Final answer
    x = 19,292,955.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.