Home / 62,520,547.80-93,780,821.70-42,113,213.40

Finding the Fourth Proportional to 62,520,547.80, 93,780,821.70 and 42,113,213.40

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Solution

The fourth proportional to 62,520,547.80, 93,780,821.70 and 42,113,213.40 is: 63,169,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,520,547.80 : 93,780,821.70 = 42,113,213.40 : x
  2. Step 2: Convert to fraction form
    62,520,547.80/93,780,821.70 = 42,113,213.40/x
  3. Step 3: Cross multiply
    62,520,547.80x = 93,780,821.70 × 42,113,213.40
  4. Step 4: Simplify right side
    62,520,547.80x = 3,949,411,757,079,451
  5. Step 5: Solve for x
    x = 3,949,411,757,079,451/62,520,547.80
  6. Step 6: Final answer
    x = 63,169,820.10

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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.