Home / 55,417,802.10-82,984,985.55-40,962,606.90

Finding the Fourth Proportional to 55,417,802.10, 82,984,985.55 and 40,962,606.90

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Solution

The fourth proportional to 55,417,802.10, 82,984,985.55 and 40,962,606.90 is: 61,339,158.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,417,802.10 : 82,984,985.55 = 40,962,606.90 : x
  2. Step 2: Convert to fraction form
    55,417,802.10/82,984,985.55 = 40,962,606.90/x
  3. Step 3: Cross multiply
    55,417,802.10x = 82,984,985.55 × 40,962,606.90
  4. Step 4: Simplify right side
    55,417,802.10x = 3,399,281,341,686,830
  5. Step 5: Solve for x
    x = 3,399,281,341,686,830/55,417,802.10
  6. Step 6: Final answer
    x = 61,339,158.41

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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.