Finding the Fourth Proportional to 61,326,740.99, 92,031,019.68 and 31,810,134.71
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Solution
The fourth proportional to 61,326,740.99, 92,031,019.68 and 31,810,134.71 is: 47,736,421.11
Step by Step Solution
- Step 1: Write the proportion equation
61,326,740.99 : 92,031,019.68 = 31,810,134.71 : x - Step 2: Convert to fraction form
61,326,740.99/92,031,019.68 = 31,810,134.71/x - Step 3: Cross multiply
61,326,740.99x = 92,031,019.68 × 31,810,134.71 - Step 4: Simplify right side
61,326,740.99x = 2,927,519,133,059,306 - Step 5: Solve for x
x = 2,927,519,133,059,306/61,326,740.99 - Step 6: Final answer
x = 47,736,421.11
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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.