Home / 33,031,567.40-49,547,351.10-20,938,332.20

Finding the Fourth Proportional to 33,031,567.40, 49,547,351.10 and 20,938,332.20

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Solution

The fourth proportional to 33,031,567.40, 49,547,351.10 and 20,938,332.20 is: 31,407,498.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,031,567.40 : 49,547,351.10 = 20,938,332.20 : x
  2. Step 2: Convert to fraction form
    33,031,567.40/49,547,351.10 = 20,938,332.20/x
  3. Step 3: Cross multiply
    33,031,567.40x = 49,547,351.10 × 20,938,332.20
  4. Step 4: Simplify right side
    33,031,567.40x = 1,037,438,896,961,835.38
  5. Step 5: Solve for x
    x = 1,037,438,896,961,835.38/33,031,567.40
  6. Step 6: Final answer
    x = 31,407,498.30

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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.