Home / 74,984,807.96-112,448,133.02-25,791,307.50

Finding the Fourth Proportional to 74,984,807.96, 112,448,133.02 and 25,791,307.50

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Solution

The fourth proportional to 74,984,807.96, 112,448,133.02 and 25,791,307.50 is: 38,676,959.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,984,807.96 : 112,448,133.02 = 25,791,307.50 : x
  2. Step 2: Convert to fraction form
    74,984,807.96/112,448,133.02 = 25,791,307.50/x
  3. Step 3: Cross multiply
    74,984,807.96x = 112,448,133.02 × 25,791,307.50
  4. Step 4: Simplify right side
    74,984,807.96x = 2,900,184,376,519,723.50
  5. Step 5: Solve for x
    x = 2,900,184,376,519,723.50/74,984,807.96
  6. Step 6: Final answer
    x = 38,676,959.45

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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.