Home / 13,459,256.54-18,573,679.53-7,347,685.04

Finding the Fourth Proportional to 13,459,256.54, 18,573,679.53 and 7,347,685.04

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Solution

The fourth proportional to 13,459,256.54, 18,573,679.53 and 7,347,685.04 is: 10,139,753.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,256.54 : 18,573,679.53 = 7,347,685.04 : x
  2. Step 2: Convert to fraction form
    13,459,256.54/18,573,679.53 = 7,347,685.04/x
  3. Step 3: Cross multiply
    13,459,256.54x = 18,573,679.53 × 7,347,685.04
  4. Step 4: Simplify right side
    13,459,256.54x = 136,473,547,220,335.23
  5. Step 5: Solve for x
    x = 136,473,547,220,335.23/13,459,256.54
  6. Step 6: Final answer
    x = 10,139,753.77

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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.