Home / 42,547,075.20-63,678,895.20-37,445,241.60

Finding the Fourth Proportional to 42,547,075.20, 63,678,895.20 and 37,445,241.60

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Solution

The fourth proportional to 42,547,075.20, 63,678,895.20 and 37,445,241.60 is: 56,043,138.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,547,075.20 : 63,678,895.20 = 37,445,241.60 : x
  2. Step 2: Convert to fraction form
    42,547,075.20/63,678,895.20 = 37,445,241.60/x
  3. Step 3: Cross multiply
    42,547,075.20x = 63,678,895.20 × 37,445,241.60
  4. Step 4: Simplify right side
    42,547,075.20x = 2,384,471,615,585,080.50
  5. Step 5: Solve for x
    x = 2,384,471,615,585,080.50/42,547,075.20
  6. Step 6: Final answer
    x = 56,043,138.20

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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.