Home / 74,891,837.40-112,337,756.10-64,814,141.40

Finding the Fourth Proportional to 74,891,837.40, 112,337,756.10 and 64,814,141.40

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Solution

The fourth proportional to 74,891,837.40, 112,337,756.10 and 64,814,141.40 is: 97,221,212.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,891,837.40 : 112,337,756.10 = 64,814,141.40 : x
  2. Step 2: Convert to fraction form
    74,891,837.40/112,337,756.10 = 64,814,141.40/x
  3. Step 3: Cross multiply
    74,891,837.40x = 112,337,756.10 × 64,814,141.40
  4. Step 4: Simplify right side
    74,891,837.40x = 7,281,075,208,424,112
  5. Step 5: Solve for x
    x = 7,281,075,208,424,112/74,891,837.40
  6. Step 6: Final answer
    x = 97,221,212.10

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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.