Home / 6,642,011.80-9,963,017.70-5,461,031.80

Finding the Fourth Proportional to 6,642,011.80, 9,963,017.70 and 5,461,031.80

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Solution

The fourth proportional to 6,642,011.80, 9,963,017.70 and 5,461,031.80 is: 8,191,547.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,011.80 : 9,963,017.70 = 5,461,031.80 : x
  2. Step 2: Convert to fraction form
    6,642,011.80/9,963,017.70 = 5,461,031.80/x
  3. Step 3: Cross multiply
    6,642,011.80x = 9,963,017.70 × 5,461,031.80
  4. Step 4: Simplify right side
    6,642,011.80x = 54,408,356,483,662.85
  5. Step 5: Solve for x
    x = 54,408,356,483,662.85/6,642,011.80
  6. Step 6: Final answer
    x = 8,191,547.70

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1.5x scale

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.