Home / 83,099,724.60-124,656,671.70-21,697,030.20

Finding the Fourth Proportional to 83,099,724.60, 124,656,671.70 and 21,697,030.20

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Solution

The fourth proportional to 83,099,724.60, 124,656,671.70 and 21,697,030.20 is: 32,547,395.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,099,724.60 : 124,656,671.70 = 21,697,030.20 : x
  2. Step 2: Convert to fraction form
    83,099,724.60/124,656,671.70 = 21,697,030.20/x
  3. Step 3: Cross multiply
    83,099,724.60x = 124,656,671.70 × 21,697,030.20
  4. Step 4: Simplify right side
    83,099,724.60x = 2,704,679,570,506,385.50
  5. Step 5: Solve for x
    x = 2,704,679,570,506,385.50/83,099,724.60
  6. Step 6: Final answer
    x = 32,547,395.12

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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.