Home / 10,502,564.40-15,777,466.20-10,101,031.20

Finding the Fourth Proportional to 10,502,564.40, 15,777,466.20 and 10,101,031.20

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Solution

The fourth proportional to 10,502,564.40, 15,777,466.20 and 10,101,031.20 is: 15,174,263.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502,564.40 : 15,777,466.20 = 10,101,031.20 : x
  2. Step 2: Convert to fraction form
    10,502,564.40/15,777,466.20 = 10,101,031.20/x
  3. Step 3: Cross multiply
    10,502,564.40x = 15,777,466.20 × 10,101,031.20
  4. Step 4: Simplify right side
    10,502,564.40x = 159,368,678,343,145.41
  5. Step 5: Solve for x
    x = 159,368,678,343,145.41/10,502,564.40
  6. Step 6: Final answer
    x = 15,174,263.38

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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.