Home / 41,243,483.80-61,900,655.10-18,249,803.20

Finding the Fourth Proportional to 41,243,483.80, 61,900,655.10 and 18,249,803.20

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Solution

The fourth proportional to 41,243,483.80, 61,900,655.10 and 18,249,803.20 is: 27,390,381.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,243,483.80 : 61,900,655.10 = 18,249,803.20 : x
  2. Step 2: Convert to fraction form
    41,243,483.80/61,900,655.10 = 18,249,803.20/x
  3. Step 3: Cross multiply
    41,243,483.80x = 61,900,655.10 × 18,249,803.20
  4. Step 4: Simplify right side
    41,243,483.80x = 1,129,674,773,526,076.25
  5. Step 5: Solve for x
    x = 1,129,674,773,526,076.25/41,243,483.80
  6. Step 6: Final answer
    x = 27,390,381.93

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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.