Home / 56,681,340.90-84,896,040.15-43,860,272.10

Finding the Fourth Proportional to 56,681,340.90, 84,896,040.15 and 43,860,272.10

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Solution

The fourth proportional to 56,681,340.90, 84,896,040.15 and 43,860,272.10 is: 65,692,931.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,681,340.90 : 84,896,040.15 = 43,860,272.10 : x
  2. Step 2: Convert to fraction form
    56,681,340.90/84,896,040.15 = 43,860,272.10/x
  3. Step 3: Cross multiply
    56,681,340.90x = 84,896,040.15 × 43,860,272.10
  4. Step 4: Simplify right side
    56,681,340.90x = 3,723,563,421,191,525
  5. Step 5: Solve for x
    x = 3,723,563,421,191,525/56,681,340.90
  6. Step 6: Final answer
    x = 65,692,931.08

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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.