Home / 15,533,573.76-21,436,473.96-8,564,501.46

Finding the Fourth Proportional to 15,533,573.76, 21,436,473.96 and 8,564,501.46

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Solution

The fourth proportional to 15,533,573.76, 21,436,473.96 and 8,564,501.46 is: 11,819,090.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,533,573.76 : 21,436,473.96 = 8,564,501.46 : x
  2. Step 2: Convert to fraction form
    15,533,573.76/21,436,473.96 = 8,564,501.46/x
  3. Step 3: Cross multiply
    15,533,573.76x = 21,436,473.96 × 8,564,501.46
  4. Step 4: Simplify right side
    15,533,573.76x = 183,592,712,527,672
  5. Step 5: Solve for x
    x = 183,592,712,527,672/15,533,573.76
  6. Step 6: Final answer
    x = 11,819,090.40

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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.