Home / 72,756,742.40-109,150,276.80-24,249,665.60

Finding the Fourth Proportional to 72,756,742.40, 109,150,276.80 and 24,249,665.60

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Solution

The fourth proportional to 72,756,742.40, 109,150,276.80 and 24,249,665.60 is: 36,379,552.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,756,742.40 : 109,150,276.80 = 24,249,665.60 : x
  2. Step 2: Convert to fraction form
    72,756,742.40/109,150,276.80 = 24,249,665.60/x
  3. Step 3: Cross multiply
    72,756,742.40x = 109,150,276.80 × 24,249,665.60
  4. Step 4: Simplify right side
    72,756,742.40x = 2,646,857,712,547,438
  5. Step 5: Solve for x
    x = 2,646,857,712,547,438/72,756,742.40
  6. Step 6: Final answer
    x = 36,379,552.26

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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.