Home / 42,964,900.56-64,445,602.95-10,615,988.43

Finding the Fourth Proportional to 42,964,900.56, 64,445,602.95 and 10,615,988.43

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Solution

The fourth proportional to 42,964,900.56, 64,445,602.95 and 10,615,988.43 is: 15,923,550.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,964,900.56 : 64,445,602.95 = 10,615,988.43 : x
  2. Step 2: Convert to fraction form
    42,964,900.56/64,445,602.95 = 10,615,988.43/x
  3. Step 3: Cross multiply
    42,964,900.56x = 64,445,602.95 × 10,615,988.43
  4. Step 4: Simplify right side
    42,964,900.56x = 684,153,775,281,573.88
  5. Step 5: Solve for x
    x = 684,153,775,281,573.88/42,964,900.56
  6. Step 6: Final answer
    x = 15,923,550.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.