Home / 67,808,518.16-93,575,094.12-36,868,686.80

Finding the Fourth Proportional to 67,808,518.16, 93,575,094.12 and 36,868,686.80

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Solution

The fourth proportional to 67,808,518.16, 93,575,094.12 and 36,868,686.80 is: 50,878,428.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,808,518.16 : 93,575,094.12 = 36,868,686.80 : x
  2. Step 2: Convert to fraction form
    67,808,518.16/93,575,094.12 = 36,868,686.80/x
  3. Step 3: Cross multiply
    67,808,518.16x = 93,575,094.12 × 36,868,686.80
  4. Step 4: Simplify right side
    67,808,518.16x = 3,449,990,837,390,801.50
  5. Step 5: Solve for x
    x = 3,449,990,837,390,801.50/67,808,518.16
  6. Step 6: Final answer
    x = 50,878,428.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.