Home / 42,754,031.54-64,130,148.82-10,406,114.54

Finding the Fourth Proportional to 42,754,031.54, 64,130,148.82 and 10,406,114.54

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Solution

The fourth proportional to 42,754,031.54, 64,130,148.82 and 10,406,114.54 is: 15,608,953.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,754,031.54 : 64,130,148.82 = 10,406,114.54 : x
  2. Step 2: Convert to fraction form
    42,754,031.54/64,130,148.82 = 10,406,114.54/x
  3. Step 3: Cross multiply
    42,754,031.54x = 64,130,148.82 × 10,406,114.54
  4. Step 4: Simplify right side
    42,754,031.54x = 667,345,674,088,165.75
  5. Step 5: Solve for x
    x = 667,345,674,088,165.75/42,754,031.54
  6. Step 6: Final answer
    x = 15,608,953.12

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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.