Home / 19,208,595.08-28,812,941.40-7,849,041.68

Finding the Fourth Proportional to 19,208,595.08, 28,812,941.40 and 7,849,041.68

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Solution

The fourth proportional to 19,208,595.08, 28,812,941.40 and 7,849,041.68 is: 11,773,582.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,208,595.08 : 28,812,941.40 = 7,849,041.68 : x
  2. Step 2: Convert to fraction form
    19,208,595.08/28,812,941.40 = 7,849,041.68/x
  3. Step 3: Cross multiply
    19,208,595.08x = 28,812,941.40 × 7,849,041.68
  4. Step 4: Simplify right side
    19,208,595.08x = 226,153,977,971,997.53
  5. Step 5: Solve for x
    x = 226,153,977,971,997.53/19,208,595.08
  6. Step 6: Final answer
    x = 11,773,582.45

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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.